2 Samuel 4:8

4:8 They brought the head of Ish-bosheth to David in Hebron, saying to the king, “Look! The head of Ish-bosheth son of Saul, your enemy who sought your life! The Lord has granted vengeance to my lord the king this day against Saul and his descendants!”

2 Samuel 10:6

10:6 When the Ammonites realized that David was disgusted with them, they sent and hired 20,000 foot soldiers from Aram Beth Rehob and Aram Zobah, in addition to 1,000 men from the king of Maacah and 12,000 men from Ish-tob.