1 Samuel 18:19-21

Amplified Bible

¹⁹ But at the time when Merab, Saul’s daughter, should have been given to David, she was [instead] given to Adriel the Meholathite as a wife.

David Marries Saul’s Daughter

²⁰ Now Michal, Saul’s daughter, loved David; and when they told Saul, it pleased him. ²¹ Saul said, “I will give her to him so that she may become a snare (bad influence, source of trouble) to him, and that the hand of the Philistines may be against him.” So Saul said to David for a second time, “You shall be my son-in-law today.”