David commanded his young men, and they slew them, and cut off their hands and their feet, and hanged them up over the pool in Hebron. 4:12
Trivia: Who gave Saul's wives to David?
"Thy kingdom shall be established for ever." God says that Davids's kingdom will last forever. It didn't of course. It was entirely destroyed about 400 years after Solomon's death, never to be rebuilt. 7:13, 16