Matthew 18:33
Should you [also] show mercy to your fellow servant the same way I showed mercy to you?'
Colossians 3:13
Tolerate (endure) (suffer) (put up with) one another, and forgive each other. If any man has a complaint against anyone, forgive them, even as God forgave you.
Matthew 5:44-45
I say love your enemies! Pray for those who persecute you!
Matthew 6:12
Forgive us our sins as we forgive those who sin against us. (Matthew 18:21) (Mark 11:25) (Luke 11:4)
Luke 6:35-36
Love your enemies and do good to them. Lend expecting nothing in return and your reward will be great. You will be sons of the Most High for he is kind toward the unthankful and evil.
Ephesians 4:32-2
You should be kind to one another, tenderhearted, forgiving each other, even as God also forgave you through (by means of) Christ.