Proverbs 3:30
Argue with no one if they have never done you any harm.
Proverbs 17:14
Starting a quarrel is like releasing water [from a floodgate]. Therefore stop contention before it begins.
Proverbs 18:6
A fool's lips want to argue. His mouth calls for blows.
Proverbs 25:8-9
Do not run quickly to court, for what will you do in the end, when your neighbor puts you to shame.
Proverbs 29:22
An angry man stirs up dissension. A furious man abounds in sin.
Matthew 5:39-41
But I tell you, do not resist a wicked person. If someone strikes you on the right cheek, turn the other to that person.
Romans 12:18-21
When it is possible, be peaceable with all men.
1 Corinthians 6:6-8
But brother goes to court against brother, and this before unbelievers.
2 Timothy 2:24
The Lord's servant must not be quarrelsome, but be kind (gentle) to all, able to teach, and patient when wronged.