1 Samuel 18:20

18:20 Now Michal, Saul’s daughter, loved David. When they told Saul about this, it pleased him.

1 Samuel 18:27

18:27 when David, along with his men, went out and struck down two hundred Philistine men. David brought their foreskins and presented all of them to the king so he could become the king’s son-in-law. Saul then gave him his daughter Michal in marriage.