Saul said, I will give her to him, that she may be a snare to him, and that the hand of the Philistines may be against him. Therefore Saul said to David, You shall this day be my son-in-law a second time.
"Saul’s playing the part of a latter-day Laban (cf. Genesis 29:15-30) has rebounded upon himself, for now a second member of his own family has made her special contribution to the theme ’all Israel and Judah loved David’ (1 Samuel 18:16)." [Note: Gordon, p. 162.] 