2 Samuel 17:25 NIRV

25 Absalom had made Amasa commander of the army in place of Joab. Amasa was the son of a man named Jether. Jether belonged to the family line of Ishmael. He had gotten married to Abigail. She was the daughter of Nahash and the sister of Zeruiah. Zeruiah was the mother of Joab.