Noun martyrion (testimony) in the Gospels-Acts

(Translation from NRSV)

Matthew

8: 4Then Jesus said to him, "See that you say nothing to anyone; but go, show yourself to the priest, and offer the gift that Moses commanded, as a testimony (martyrion) to them."
10: 18and you will be dragged before governors and kings because of me, as a testimony (martyrion) to them and the Gentiles.
24: 14And this good news of the kingdom will be proclaimed throughout the world, as a testimony (martyrion) to all the nations; and then the end will come.

Mark

1: 44saying to him, "See that you say nothing to anyone; but go, show yourself to the priest, and offer for your cleansing what Moses commanded, as a testimony (martyrion) to them."
6: 11If any place will not welcome you and they refuse to hear you, as you leave, shake off the dust that is on your feet as a testimony (martyrion) against them."
13: 9"As for yourselves, beware; for they will hand you over to councils; and you will be beaten in synagogues; and you will stand before governors and kings because of me, as a testimony (martyrion) to them.

Luke

5: 14And he ordered him to tell no one. "Go," he said, "and show yourself to the priest, and, as Moses commanded, make an offering for your cleansing, for a testimony (martyrion) to them."
9: 5Wherever they do not welcome you, as you are leaving that town shake the dust off your feet as a testimony (martyrion) against them."
21: 13This will give you an opportunity for a testimony (martyrion).

Acts

4: 33With great power the apostles gave their testimony (martyrion) to the resurrection of the Lord Jesus, and great grace was upon them all.
7: 44"Our ancestors had the tent of testimony (martyrion) in the wilderness, as God directed when he spoke to Moses, ordering him to make it according to the pattern he had seen.