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 2:31

2:31 The king told him, “Do as he said! Strike him down and bury him. Take away from me and from my father’s family the guilt of Joab’s murderous, bloody deeds.