Matthew 18:21

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

Luke 17:3-4

Take heed to yourselves: if thy brother sin, rebuke him; and if he repent, forgive him.

Matthew 18:15

And if thy brother sin against thee, go, show him his fault between thee and him alone: if he hear thee, thou hast gained thy 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
And if thy brother sin against thee, go, show him his fault between thee and him alone: if he hear thee, thou hast gained thy brother.
Luke 17:3
Take heed to yourselves: if thy brother sin, rebuke him; and if he repent, forgive him.

American Standard Version Public Domain