Matthew 5:39-44

But I tell you, you are not to resist an injury: whoever strikes you on the right cheek, turn the other to him as well;

Romans 12:17-21

Never pay back evil for evil to anyone; aim to be above reproach in the eyes of all;

1 Thessalonians 5:15

see that none of you pays back evil for evil, but always aim at what is kind to one another and to all the world;

Treasury of Scripture Knowledge

Summary

Say not, I will do so to him as he hath done to me: I will render to the man according to his work.

Bible References

Say

Matthew 5:39
But I tell you, you are not to resist an injury: whoever strikes you on the right cheek, turn the other to him as well;
Romans 12:17
Never pay back evil for evil to anyone; aim to be above reproach in the eyes of all;
1 Thessalonians 5:15
see that none of you pays back evil for evil, but always aim at what is kind to one another and to all the world;