Then a spirit clothed Amasai, the chief of the Thirty, and he answered David: “We are yours, O David, we are with you, son of Jesse. Peace, peace to you, and peace to him who helps you; may your God be your helper!” So David received them and placed them among the leaders of his troops.
He put on justice as his breastplate, victory as a helmet on his head; He clothed himself with garments of vengeance, wrapped himself in a mantle of zeal.
Look down from heaven and regard us from your holy and glorious palace! Where is your zealous care and your might, your surge of pity? Your mercy hold not back!
A jealous and avenging God is the Lord, an avenger is the Lord, full of wrath; The Lord takes vengeance on his adversaries, and rages against his enemies;