1 Kings 2:29

2:29 When King Solomon heard that Joab had run to the tent of the Lord and was right there beside the altar, he ordered Benaiah son of Jehoiada, “Go, strike him down.”

1 Kings 2:32

2:32 May the Lord punish him for the blood he shed; behind my father David’s back he struck down and murdered with the sword two men who were more innocent and morally upright than he – Abner son of Ner, commander of Israel’s army, and Amasa son of Jether, commander of Judah’s army.