2 Samuel 3:7

Now Saul had a concubine named Rizpah, the daughter of Aiah. So Ish-bosheth questioned Abner, “Why did you sleep with my father’s concubine?”

And Saul had a concubine, whose name was Rizpah, the daughter of Aiah: and Ish-bosheth said to Abner, Wherefore hast thou gone in unto my father’s concubine?