Matthew 5:22
whoever maligns his brother must come before the San hedrin, whoever curses his brother must go to the fire of Gehenna.' But I tell you, whoever is angry with his brother [without cause] will be sentenced by God.
Ephesians 4:31
Drop all bitter feeling and passion and anger and clamouring and insults, together with all malice;
Ephesians 6:4
As for you fathers, do not exasperate your children, but bring them up in the discipline and on the admonitions of the Lord.
James 1:19-20
Be sure of that, my beloved brothers. Let everyone be quick to listen, slow to talk, slow to be angry ??20 for human anger does not promote divine righteousness;