NET

17 Then Saul said to David, “Here’s my oldest daughter, Merab. I want to give her to you in marriage. Only be a brave warrior for me and fight the battles of the Lord.” For Saul thought, “There’s no need for me to raise my hand against him. Let it be the hand of the Philistines!”

Darby

17 And Saul said to David, Behold my eldest daughter Merab, her will I give thee to wife; only be thou valiant for me, and fight Jehovah's battles. But Saul thought, My hand shall not be upon him, but the hand of the Philistines shall be upon him.

KJV

17 And Saul said to David, Behold my elder daughter Merab, her will I give thee to wife: only be thou valiant for me, and fight the LORD'S battles. For Saul said, Let not mine hand be upon him, but let the hand of the Philistines be upon him.