Romans 12:21
Do not let evil get the better of you; get the better of evil by doing good.
Ephesians 4:26
Be angry but do not sin; never let the sun set upon your exasperation,
Ephesians 4:31
Drop all bitter feeling and passion and anger and clamouring and insults, together with all malice;
1 Thessalonians 5:15
see that none of you pays back evil for evil, but always aim at what is kind to one another and to all the world;
1 Peter 2:20-23
Where is the credit in standing punishment for having done wrong? No, if you stand suffering for having done right, that is what God counts a merit.
1 Peter 3:9
never paying back evil for evil, never reviling when you are reviled, but on the contrary blessing. For this is your vocation, to bless and to inherit blessing;
1 Peter 3:17
For it is better to suffer for doing right (if that should be the will of God) than for doing wrong.