II Samuel 21:6-8

let seven men of his descendants be delivered to us, and we will hang them before the LORD in Gibeah of Saul, whom the LORD chose.” And the king said, “I will give them.” But the king spared Mephibosheth the son of Jonathan, the son of Saul, because of the LORD’s oath that was between them, between David and Jonathan the son of Saul. So the king took Armoni and Mephibosheth, the two sons of Rizpah the daughter of Aiah, whom she bore to Saul, and the five sons of Michal the daughter of Saul, whom she brought up for Adriel the son of Barzillai the Meholathite