Matthew 5:22
But I tell you that anyone who gets angry with his brother will have to answer to the court, and anyone who speaks contemptuously to his brother will have to answer to the great council, and anyone who says to his brother 'You cursed fool!' will have to answer for it in the fiery pit!
Ephesians 4:31
You must give up all bitterness, rage, anger, and loud, abusive talk, and all spite.
Ephesians 6:4
You fathers, too, must not irritate your children, but you must bring them up with Christian training and instruction.
James 1:19-20
You must understand this, my dear brothers. Everyone must be quick to hear, slow to speak, slow to be angry,