Then Absalom commanded his young men saying, “Now watch Amnon until his heart is merry with wine. When I tell you, ‘Strike Amnon!’ then put him to death! Have no fear! Isn’t it I who commanded you? Be strong! Be sons of valor!”
Now when Abner returned to Hebron, Joab took him aside within the gate to speak with him privately, and there stabbed him in the groin, so that he died—on account of the blood of his brother Asahel.
“Moreover, you also know what Joab son of Zeruiah did to me—what he did to the two commanders of the armies of Israel, to Abner son of Ner and Amasa son of Jether, whom he killed, shedding the blood of war in peacetime, and putting the blood of war on his waistband and on his sandals on his feet.
Everyone killing anyone shall be put to death as a murderer only on the testimony of more than one witness. No one is to be put to death on the testimony of only one witness.