King David sees a woman bathing on the roof, and instead of ignoring her like a normal person, he becomes the ultimate creep.

2 Samuel 11

Bathsheba with David's messenger, as the king watches from his roof, 1562 Jan Massys   Sources:   When Kings Go to War Bible Theater: 1 Samuel - David, Bathsheba, and Nathan - LifeKids David and Bathsheba (1951)