two wives
1 Samuel 1:2
And he had two wives; the name of the one was Hannah, and the name of the other Peninnah: and Peninnah had children, but Hannah had no children.
1 Samuel 25:42
And Abigail hasted, and arose, and rode upon an ass, with five damsels of hers that went after her; and she went after the messengers of David, and became his wife.
1 Samuel 25:43
David also took Ahinoam of Jezreel; and they were also both of them his wives.
1 Samuel 27:3
And David dwelt with Achish at Gath, he and his men, every man with his household, even David with his two wives, Ahinoam the Jezreelitess, and Abigail the Carmelitess, Nabal's wife.
2 Samuel 2:2
So David went up thither, and his two wives also, Ahinoam the Jezreelitess, and Abigail Nabal's wife the Carmelite.
2 Samuel 3:2
And unto David were sons born in Hebron: and his firstborn was Amnon, of Ahinoam the Jezreelitess;
2 Samuel 3:3
And his second, Chileab, of Abigail the wife of Nabal the Carmelite; and the third, Absalom the son of Maacah the daughter of Talmai king of Geshur;