1 Peter 3:9
don't return evil for evil, nor calumny for calumny; on the contrary, bestow your benedictions, considering that your vocation obliges you thereto, as a means to obtain the divine blessing.
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 who traduce you, and persecute you:
Matthew 6:33
but first seek the kingdom of God, and that righteousness which leads to it, and all these things shall be superadded. be not
Romans 12:17-21
Render no man evil for evil. mind such things as are approved not only by God, but by men.