Matthew 5:44
But I say unto you, Love your enemies, bless them that curse you, do good to them that hate you, and pray for them that despitefully use you and persecute you:
Matthew 6:14
For if ye forgive men their trespasses, your heavenly Father will also forgive you.
Romans 12:20-21
Therefore if thy enemy hunger, feed him; if he thirst, give him drink; for in so doing thou shalt heap coals of fire upon his head.
1 Thessalonians 5:15
See that none render to any man evil for evil, but ever follow that which is good, both to one another and to all men.
1 Peter 3:9
Not rendering evil for evil, or railing for railing, but contrariwise blessing; knowing that ye are called to this, to inherit a blessing.