The number hebdomēkonta (seventy) in the Bible

(Translation from NRSV for the New Testament and and Brenton for the Septuagint with a few modifications for a more literal meaning)

Luke

10: 1After this the Lord appointed seventy (hebdomēkonta) others and sent them on ahead of him in pairs to every town and place where he himself intended to go.
10: 17The seventy (hebdomēkonta) returned with joy, saying, "Lord, in your name even the demons submit to us!"

Acts

7: 14Then Joseph sent and invited his father Jacob and all his relatives to come to him, seventy (hebdomēkonta)-five in all;
23: 23Then he summoned two of the centurions and said, "Get ready to leave by nine o'clock tonight for Caesarea with two hundred soldiers, seventy (hebdomēkonta) horsemen, and two hundred spearmen.
27: 37(We were in all two hundred seventy (hebdomēkonta)-six persons in the ship.)

Genesis (LXX)

5: 12And Cainan lived an hundred and seventy (hebdomēkonta) years, and he begot Maleleel.
11: 17And Heber lived after he had begotten Phaleg two hundred and seventy (hebdomēkonta) years, and begot sons and daughters, and died.
11: 24And Nachor lived a hundred and seventy (hebdomēkonta)-nine years, and begot Tharrha.
11: 26And Tharrha lived seventy (hebdomēkonta) years, and begot Abram, and Nachor, and Arrhan.
12: 4And Abram went as the Lord spoke to him, and Lot departed with him, and Abram was seventy (hebdomēkonta)-five years old, when he went out of Charrhan.
25: 7And these were the years of the days of the life of Abraam as many as he lived, a hundred and seventy (hebdomēkonta)-five years.
46: 27And the sons of Joseph, who were born to him in the land of Egypt, were nine souls; all the souls of the house of Jacob who came with Joseph into Egypt, were seventy (hebdomēkonta)-five souls.
50: 3And they fulfilled forty days for him, for so are the days of embalming numbered; and Egypt mourned for him seventy (hebdomēkonta) days.

Exodus (LXX)

1: 5But Joseph was in Egypt. And all the souls born of Jacob were seventy (hebdomēkonta)-five.
15: 27And they came to aelim, and there were there twelve fountains of water, and seventy (hebdomēkonta) stems of palm-trees; and they encamped there by the waters.
24: 1And to Moses he said, Go up to the Lord, thou and Aaron and Nadab and Abiud, and seventy (hebdomēkonta) of the elders of Israel: and they shall worship the Lord from a distance.
24: 9And Moses went up, and Aaron, and Nadab and Abiud, and seventy (hebdomēkonta) of the elders of Israel.
39: 2And the offering of silver from the men that were numbered of the congregation a hundred talents, and a thousand seven hundred and seventy (hebdomēkonta)-five shekels, one drachm apiece, even the half shekel, according to the holy shekel.
39: 5And the thousand seven hundred and seventy (hebdomēkonta)-five shekels he formed into hooks for the pillars, and he gilt their chapters and adorned them
39: 6And the brass of the offering [was] seventy (hebdomēkonta) talents, and a thousand five hundred shekels

Numbers (LXX)

1: 25the numbering of them of the tribe of Juda, was seventy (hebdomēkonta)-four thousand and six hundred.
2: 4His forces that were numbered, were seventy (hebdomēkonta)-four thousand and six hundred.
3: 43And all the male first-born in number by name, from a month old and upwards, were according to their numbering twenty-two thousand and two hundred and seventy (hebdomēkonta)-three.
3: 46And for the ransoms of the two hundred and seventy (hebdomēkonta)three which exceed the Levites in number of the firstborn of the sons of Israel;
7: 13And he brought his gift, one silver charger of a hundred and thirty shekels was its weight, one silver bowl, of seventy (hebdomēkonta) shekels according to the holy shekel; both full of fine flour kneaded with oil for a meat-offering.
7: 19And he brought his gift, one silver charger, its weight a hundred and thirty shekels, one silver bowl of seventy (hebdomēkonta) shekels according to the holy shekel; both full of fine flour kneaded with oil for a meat-offering.
7: 25He brought his gift, one silver charger, its weight a hundred and thirty shekels, one silver bowl of seventy (hebdomēkonta) shekels according to the holy shekel; both full of fine flour kneaded with oil for a meatoffering.
7: 31He brought his gift, one silver charger, its weight a hundred and thirty shekels, one silver bowl of seventy (hebdomēkonta) shekels according to the holy shekel; both full of fine flour kneaded with oil for a meat-offering.
7: 37He brought his gift, one silver charger, its weight one hundred and thirty shekels, one silver bowl of seventy (hebdomēkonta) shekels according to the holy shekel; both full of fine flour kneaded with oil for a meatoffering.
7: 43He brought his gift, one silver charger, its weight a hundred and thirty shekels, one silver bowl of seventy (hebdomēkonta) shekels according to the holy shekel; both full of fine flour kneaded with oil for a meat offering.
7: 49He brought his gift, one silver charger, its weight was a hundred and thirty shekels, one silver bowl of seventy (hebdomēkonta) shekels according to the holy shekel; both full of fine flour kneaded with oil for a meatoffering.
7: 55He brought his gift, one silver charger, its weight one hundred and thirty shekels, one silver bowl of seventy (hebdomēkonta) shekels according to the holy shekel; both full of fine flour mingled with oil for a meatoffering.
7: 61He brought his gift, one silver charger, its weight a hundred and thirty shekels, one silver bowl of seventy (hebdomēkonta) shekels according to the holy shekel; both full of fine flour mingled with oil for a meat-offering.
7: 67He brought his gift, one silver charger, its weight a hundred and thirty shekels, one silver bowl of seventy (hebdomēkonta) shekels according to the holy shekel; both full of fine flour kneaded with oil for a meatoffering.
7: 73He brought his gift, one silver charger, its weight a hundred and thirty shekels, one silver bowl of seventy (hebdomēkonta) shekels according to the holy shekel; both full of fine flour mingled with oil for a meat-offering.
7: 79He brought his gift, one silver charger, its weight a hundred and thirty shekels; one silver bowl of seventy (hebdomēkonta) shekels according to the holy shekel; both full of fine flour mingled with oil for a meat offering.
7: 85each charger of a hundred and thirty shekels, and each bowl of seventy (hebdomēkonta) shekels: all the silver of the vessels was two thousand four hundred shekels, the shekels according to the holy shekel.
11: 16And the Lord said to Moses, Gather me seventy (hebdomēkonta) men from the elders of Israel, whom thou thyself knowest that they are the elders of the people, and their scribes; and thou shalt bring them to the tabernacle of witness, and they shall stand there with thee.
11: 24And Moses went out, and spoke the words of the Lord to the people; and he gathered seventy (hebdomēkonta) men of the elders of the people, and he set them round about the tabernacle.
11: 25And the Lord came down in a cloud, and spoke to him, and took of the spirit that was upon him, and put it upon the seventy (hebdomēkonta) men that were elders; and when the spirit rested upon them, they prophesied and ceased.
26: 18These are the families of Juda according to their numbering, seventy (hebdomēkonta)six thousand and five hundred.
31: 32And that which remained of the spoil which the warriors took, was -of the sheep, six hundred and seventy (hebdomēkonta)-five thousand:
31: 33and oxen, seventy (hebdomēkonta)two thousand:
31: 37And the tribute to the Lord from the sheep was six hundred and seventy (hebdomēkonta)-five.
31: 38And the oxen, six and thirty thousand, and the tribute to the Lord, seventy (hebdomēkonta)-two.
33: 9And they departed from Picriae, and came to aelim; and in aelim were twelve fountains of water, and seventy (hebdomēkonta) palm-trees, and they encamped there by the water.

Deuteronomy (LXX)

10: 22With seventy (hebdomēkonta) souls your fathers went down into Egypt; but the Lord thy God has made thee as the stars of heaven in multitude.

Judges (LXX)

1: 7And Adonibezek said, Seventy (hebdomēkonta) kings, having their thumbs and their great toes cut off, gathered their food under my table: as I therefore have done, so God has recompensed me: and they brought him to Jerusalem, and he died there.
8: 14And he took prisoner a young lad of the men of Socchoth, and questioned him; and he wrote to him the names of the princes of Socchoth and of their elders, seventy (hebdomēkonta)-seven men.
8: 30And Gedeon had seventy (hebdomēkonta) sons begotten of his body, for he had many wives.
9: 2Speak, I pray you, in the ears of all the men of Sychem, saying, Which is better for you, that seventy (hebdomēkonta) men, even all the sons of Jerobaal, should reign over you, or that one man should reign over you? and remember that I am your bone and your flesh.
9: 4And they gave him seventy (hebdomēkonta) pieces of silver out of the house of Baalberith; and Abimelech hired for himself vain and cowardly men, and they went after him.
9: 5And he went to the house of his father to Ephratha, and slew his brethren the sons of Jerobaal, seventy (hebdomēkonta) men upon one stone; but Joatham the youngest son of Jerobaal was left, for he hid himself.
9: 18and ye are risen up this day against the house of my father, and have slain his sons, being seventy (hebdomēkonta) men, upon one stone, and have made Abimelech the son of his bondwoman king over the men of Sicima, because he is your brother:
9: 24that they might bring up the injustice against the seventy (hebdomēkonta) sons of Ierobaal and to lay their shed blood upon their brother abimelech who killed them, and upon the men of Sikima, because they strengthened his hands to kill his brothers.
9: 56So God requited the wickedness of Abimelech, which he wrought against his father, in slaying his seventy (hebdomēkonta) brethren.
12: 14And he had forty sons, and thirty grandsons, that rode upon seventy (hebdomēkonta) colts: and he judged Israel eight years.

1 Samuel (LXX: 1 Kings)

6: 19And the sons of Jechonias were not pleased with the men of Baethsamys, because they saw the ark of the Lord; and the Lord smote among them seventy (hebdomēkonta) men, and fifty thousand men: and the people mourned, because the Lord had inflicted on the people a very great plague.
9: 22And Samuel took Saul and his servant, and brought them to the inn, and set them there a place among the chief of those that were called, about seventy (hebdomēkonta) men.
11: 8And he reviews them at Bezec in Bama, every man of Israel six hundred thousand, and the men of Juda seventy (hebdomēkonta) thousand.

2 Samuel (LXX: 2 Kings)

6: 1And David again gathered all the young men of Israel, about seventy (hebdomēkonta) thousand.
24: 15So David chose for himself the mortality: and they were the days of wheat-harvest; and the Lord sent a pestilence upon Israel from morning till noon, and the plague began among the people; and there died of the people from Dan even to Bersabee seventy (hebdomēkonta) thousand men.

1 Kings (LXX: 3 Kings)

2: 35d35d And Solomon had seventy (hebdomēkonta) thousand bearers of burdens, and eighty thousand hewers of stone in the mountain:
5: 29And Solomon had seventy (hebdomēkonta) thousand bearers of burdens, and eighty thousand hewers of stone in the mountain;

2 Kings (LXX: 4 Kings)

10: 1And Achaab had seventy (hebdomēkonta) sons in Samaria. And Ju wrote a letter, and sent it into Samaria to the rulers of Samaria, and to the elders, and to the guardians of the children of Achaab, saying,
10: 6And Ju wrote them a second letter, saying, If ye are for me, and hearken to my voice, take the heads of the men your master's sons, and bring them to me at this time tomorrow in Jezrael. Now the sons of the king were seventy (hebdomēkonta) men; these great men of the city brought them up.
10: 7And it came to pass, when the letter came to them, that they took the king's sons, and slew them, even seventy (hebdomēkonta) men, and put their heads in baskets, and sent them to him at Jezrael.

1 Chronicles (LXX)

21: 14So the Lord brought pestilence upon Israel: and there fell of Israel seventy (hebdomēkonta) thousand men.

2 Chronicles (LXX)

2: 1And Solomon gathered seventy (hebdomēkonta) thousand men that bore burdens, and eighty thousand hewers of stone in the mountain, and there were three thousand six hundred superintendents over them.
2: 17And he made of them seventy (hebdomēkonta) thousand burden-bearers, and eighty thousand hewers of stone, and three thousand six hundred taskmasters over the people.
29: 32And the number of the whole-burnt-offerings which the congregation brought, was seventy (hebdomēkonta) calves, a hundred rams, two hundred lambs: all these were for a whole-burnt-offering to the Lord.
36: 21That the word of the Lord by the mouth of Jeremias might be fulfilled, until the land should enjoy its sabbaths in resting and sabbath keeping all the days of its desolation, till the accomplishment of seventy (hebdomēkonta) years.

Isaiah (LXX)

23: 15And it shall come to pass in that day, that Tyre shall be left seventy (hebdomēkonta) years, as the time of a king, as the time of a man: and it shall come to pass after seventy (hebdomēkonta) years, that Tyre shall be as the song of a harlot.
23: 17And it shall come to pass after the seventy (hebdomēkonta) years, that God will visit Tyre, and she shall be again restored to her primitive state, and she shall be a mart for all the kingdoms of the world on the face of the earth.

Jeremiah (LXX)

25: 11And all the land shall be a desolation; and they shall serve among the Gentiles seventy (hebdomēkonta) years.
25: 12And when the seventy (hebdomēkonta) years are fulfilled, I will take vengeance on that nation, and will make them a perpetual desolation.
36: 10For thus said the Lord; When seventy (hebdomēkonta) years shall be on the point of being accomplished at Babylon, I will visit you, and will confirm my words to you, to bring back your people to this place.

Ezekiel (LXX)

8: 11And seventy (hebdomēkonta) men of the elders of the house of Israel, and Jechonias the son of Saphan stood in their presence in the midst of them, and each one held his censer in his hand; and the smoke of the incense went up.
41: 12 And the partition wall in front of the remaining space, toward the west, was seventy (hebdomēkonta) cubits in breadth; the breadth of the partition wall was five cubits round about, and the length of it ninety cubits.

Daniel (LXX: Theodotion's version)

9: 2I Daniel understood by books the number of the years which was the word of the Lord to the prophet Jeremias, even seventy (hebdomēkonta) years for the accomplishment of the desolation of Jerusalem.
9: 24Seventy (hebdomēkonta) weeks have been determined upon thy people, and upon the holy city, for sin to be ended, and to seal up transgressions, and to blot out the iniquities, and to make atonement for iniquities, and to bring in everlasting righteousness, and to seal the vision and the prophet, and to anoint the Most Holy.
14: 9And Daniel said unto the king, Let it be according to thy word. Now there were seventy (hebdomēkonta) priests of Bel, not counting wives and children

Zechariah (LXX)

7: 5Speak to the whole people of the land, and to the priests, saying, Though ye fasted or lamented in the fifth or seventh months (yea, behold, these seventy (hebdomēkonta) years) have ye at all fasted to me?

Job (LXX)

42: 16And Job lived after his affliction a hundred and seventy (hebdomēkonta) years: and all the years he lived were two hundred and forty: and Job saw his sons and his sons' sons, the fourth generation.

Judith (LXX)

1: 2and built in Ecbatane walls round about of stones hewn three cubits broad and six cubits long, and made the height of the wall seventy (hebdomēkonta) cubits, and the breadth thereof fifty cubits:
1: 4and he made the gates thereof, even gates that were raised to the height of seventy (hebdomēkonta) cubits, and the breadth of them was forty cubits, for the going forth of his mighty armies, and for the setting in array of his footmen:
7: 2Then their strong men removed their camps in that day, and the army of the men of war was an hundred and seventy (hebdomēkonta) thousand footmen, and twelve thousand horsemen, beside the baggage, and other men that were afoot among them, a very great multitude.

Psalm (LXX)

89: 10As for the days of our years, in them are seventy (hebdomēkonta) years; and if men should be in strength, eighty years: and the greater part of them would be labour and trouble; for weakness overtakes us, and we shall be chastened.

1 Esdras (LXX: Esdras A)

1: 55until the land had enjoyed her sabbaths, the whole time of her desolation shall she rest, until the full term of seventy (hebdomēkonta) years.
5: 9The number of them of the nation, and their governors: the sons of Phoros, two thousand an hundred seventy (hebdomēkonta) and two:
5: 10the sons of Saphat, four hundred seventy (hebdomēkonta) and two; The sons of Ares, seven hundred fifty and six:
5: 24The priests: the sons of Jeddu, the son of Jesus, among the sons of Sanasib, eight hundred seventy (hebdomēkonta) and two: the sons of Emmeruth, two hundred fifty and two:
5: 26The Levites: the sons of Jessue, and Cadmiel, and Banuas, and Sudias, seventy (hebdomēkonta) and four.
5: 35All the ministers of the temple, and the sons of the servants of Solomon, were three hundred seventy (hebdomēkonta) and two.
8: 33of the sons of Elam, Josias son of Gotholias, and with him seventy (hebdomēkonta) men:
8: 34of the sons of Saphatias, Zaraias son of Michael, and with him seventy (hebdomēkonta) men:
8: 39of the sons of Adonikam the last, and these are the names of them, Eliphalet, son of Geuel, and Samaias, and with them seventy (hebdomēkonta) men:
8: 40of the sons of Bago, Uthi the son of Istalcurus, and with him seventy (hebdomēkonta) men.
8: 63Moreover they that were come out of the captivity offered sacrifice unto the Lord God of Israel, even twelve bullocks for all Israel, ninety-six rams, seventy (hebdomēkonta)-two lambs, goats for a peace-offering, twelve; all of them a sacrifice to the Lord.

Ezra-Nehemiah (LXX: Esdras B)

2: 3The children of Phares, two thousand one hundred and seventy (hebdomēkonta)-two.
2: 4The children of Saphatia, three hundred and seventy (hebdomēkonta)two.
2: 5The children of Ares, seven hundred and seventy (hebdomēkonta)-five.
2: 36And the priests, the sons of Jedua, belonging to the house of Jesus, were nine hundred and seventy (hebdomēkonta)-three.
2: 40And the Levites, the sons of Jesus and Cadmiel, belonging to the sons of Oduia, seventy (hebdomēkonta)-four.
8: 7And of the sons of Elam; Isaeas the son of Athelia, and with him seventy (hebdomēkonta) males.
8: 11And of the sons of Babi; Zacharias the son of Babi, and with him seventy (hebdomēkonta)-eight males.
8: 14And of the sons of Baguae, Uthai, and Zabud, and with him seventy (hebdomēkonta) males.
8: 35At that time the children of the banishment that came from the captivity offered whole-burnt-offerings to the God of Israel, twelve calves for all Israel, ninetysix rams, seventy (hebdomēkonta)-seven lambs, twelve goats for a sinoffering: all whole-burnt-offerings to the Lord.
Neh 7 (17): 8The children of Phoros, two thousand one hundred and seventy (hebdomēkonta)-two.
Neh 7 (17): 9The children of Saphatia, three hundred and seventy (hebdomēkonta)two.
Neh 7 (17): 39The priests; the sons of Jodae, pertaining to the house of Jesus, nine hundred and seventy (hebdomēkonta)-three.
Neh 7 (17): 43The Levites; the children of Jesus the son of Cadmiel, with the children of Uduia, seventy (hebdomēkonta)-four.
Neh 11 (21): 19And the porters; Acub, Telamin, and their brethren, a hundred and seventy (hebdomēkonta)-two.