Matthew 6:14-15
For if you forgive the wrongs people have done [to you], your heavenly Father will also forgive the wrongs you have done [to Him].
Matthew 18:15
"And if your brother sins against you, go and show him where he wronged you, [but] keep it between just the two of you. If he listens to you [i.e., accepts your reasoning and repents], you have won your brother [back].
Matthew 18:35
In the same way my heavenly Father will also deal with you [i.e., punish you] unless every one of you forgives his brother from the heart."
Luke 17:3-4
Pay attention to yourselves! "If your brother sins, rebuke him [i.e., show him where he is wrong in hope of effecting a change]; and if he repents [i.e., changes his heart and life], forgive him.