Matthew 18:21

Then Peter came up, and said to Jesus: "Master, how often am I to forgive my Brother when he wrongs me? As many as seven times?"

Luke 17:3-4

Be on your guard! If your brother does wrong, reprove him; but if he repents, forgive him.

Matthew 18:15

If your Brother does wrong, go to him and convince him of his fault when you and he are alone. If he listens to you, you have won your Brother.

Treasury of Scripture Knowledge

Summary

Then came Peter to him, and said, Lord, how oft shall my brother sin against me, and I forgive him? till seven times?

Bible References

Till

Matthew 18:15
If your Brother does wrong, go to him and convince him of his fault when you and he are alone. If he listens to you, you have won your Brother.
Luke 17:3
Be on your guard! If your brother does wrong, reprove him; but if he repents, forgive him.