Proverbs 16:32
He who is slow to anger is better than a warrior, and he who controls his temper is greater than one who captures a city.

Luke 6:27-30
But to those of you who will listen, I say: Love your enemies, do good to those who hate you, . . .

1 Peter 3:9
Do not repay evil with evil or insult with insult, but with blessing, because to this you were called so that you may inherit a blessing.