2 Samuel 3:27
When Abner was returned to Hebron, Joab took him aside into the midst of the gate to speak with him quietly, and struck him there in the body, so that he died, for the blood of Asahel his brother.
2 Samuel 20:9-10
Joab said to Amasa, "Is it well with you, my brother?" Joab took Amasa by the beard with his right hand to kiss him.
1 Kings 2:5
"Moreover you know also what Joab the son of Zeruiah did to me, even what he did to the two captains of the armies of Israel, to Abner the son of Ner, and to Amasa the son of Jether, whom he killed, and shed the blood of war in peace, and put the blood of war on his sash that was about his waist, and in his shoes that were on his feet.
1 Kings 2:32
Yahweh will return his blood on his own head, because he fell on two men more righteous and better than he, and killed them with the sword, and my father David didn't know it: Abner the son of Ner, captain of the army of Israel, and Amasa the son of Jether, captain of the army of Judah.
Deuteronomy 27:24
'Cursed is he who strikes his neighbor in secret.' All the people shall say, 'Amen.'
2 Samuel 2:19-23
Asahel pursued after Abner; and in going he didn't turn to the right hand nor to the left from following Abner.
Jeremiah 41:2
Then arose Ishmael the son of Nethaniah, and the ten men who were with him, and struck Gedaliah the son of Ahikam the son of Shaphan with the sword, and killed him, whom the king of Babylon had made governor over the land.
Jeremiah 41:6-7
Ishmael the son of Nethaniah went forth from Mizpah to meet them, weeping all along as he went: and it happened, as he met them, he said to them, Come to Gedaliah the son of Ahikam.