Numeral adjective hepta (seven) in the Gospels-Acts

(Translation from NRSV with a few modifications for a more literal meaning)

Matthew

12: 45Then it goes and brings along seven (hepta) other spirits more evil than itself, and they enter and live there; and the last state of that person is worse than the first. So will it be also with this evil generation."
15: 34Jesus asked them, "How many loaves have you?" They said, "Seven (hepta), and a few small fish."
15: 36he took the seven (hepta) loaves and the fish; and after giving thanks he broke them and gave them to the disciples, and the disciples gave them to the crowds.
15: 37And all of them ate and were filled; and they took up the broken pieces left over, seven (hepta) baskets full.
16: 10Or the seven (hepta) loaves for the four thousand, and how many baskets you gathered?
18: 22Jesus said to him, "Not seven times, but, I tell you, seventy seven times seven (hepta).
22: 25Now there were seven (hepta) brothers among us; the first married, and died childless, leaving the widow to his brother.
22: 26The second did the same, so also the third, down to seven (hepta).
22: 28In the resurrection, then, whose wife of the seven (hepta) will she be? For all of them had married her."

Mark

8: 5He asked them, "How many loaves do you have?" They said, "Seven (hepta)."
8: 6Then he ordered the crowd to sit down on the ground; and he took the seven (hepta) loaves, and after giving thanks he broke them and gave them to his disciples to distribute; and they distributed them to the crowd.
8: 8They ate and were filled; and they took up the broken pieces left over, seven (hepta) baskets full.
8: 20"And the seven (hepta) for the four thousand, how many baskets full of broken pieces did you collect?" And they said to him, "Seven (hepta)."
12: 20There were seven (hepta) brothers; the first married and, when he died, left no children;
12: 22none of the seven (hepta) left children. Last of all the woman herself died.
12: 23In the resurrection whose wife will she be? For the seven (hepta) had married her."
16: 9[[Now after he rose early on the first day of the week, he appeared first to Mary Magdalene, from whom he had cast out seven (hepta) demons.

Luke

2: 36There was also a prophet, Anna the daughter of Phanuel, of the tribe of Asher. She was of a great age, having lived with her husband seven (hepta) years after her marriage,
8: 2as well as some women who had been cured of evil spirits and infirmities: Mary, called Magdalene, from whom seven (hepta) demons had gone out,
11: 26Then it goes and brings seven (hepta) other spirits more evil than itself, and they enter and live there; and the last state of that person is worse than the first."
20: 29Now there were seven (hepta) brothers; the first married, and died childless;
20: 31and the third married her, and so in the same way all seven (hepta) died childless.
20: 33In the resurrection, therefore, whose wife will the woman be? For the seven (hepta) had married her."

Acts

6: 3Therefore, friends, select from among yourselves seven (hepta) men of good standing, full of the Spirit and of wisdom, whom we may appoint to this task,
13: 19After he had destroyed seven (hepta) nations in the land of Canaan, he gave them their land as an inheritance
19: 14Seven (hepta) sons of a Jewish high priest named Sceva were doing this.
20: 6but we sailed from Philippi after the days of Unleavened Bread, and in five days we joined them in Troas, where we stayed for seven (hepta) days.
21: 4We looked up the disciples and stayed there for seven (hepta) days. Through the Spirit they told Paul not to go on to Jerusalem.
21: 8The next day we left and came to Caesarea; and we went into the house of Philip the evangelist, one of the seven (hepta), and stayed with him.
21: 27When the seven (hepta) days were almost completed, the Jews from Asia, who had seen him in the temple, stirred up the whole crowd. They seized him,
28: 14There we found believers and were invited to stay with them for seven (hepta) days. And so we came to Rome.