2SA 21:8

8 Instead, he took Armoni and another man named Mephibosheth, the two sons that Saul’s slave wife Rizpah, the daughter of Aiah, had given birth to, and the five sons that Saul’s daughter Merab had given birth to. Merab’s husband was Adriel, the son of a man named Barzillai from Meholah [town].