( David ) said : " He has undoubtedly wronged thee in demanding thy ( single ) ewe to be added to his ( flock of ) ewes : truly many are the partners ( in business ) who wrong each other : Not so do those who believe and work deeds of righteousness , and how few are they ? " ... and David gathered that We had tried him : he asked forgiveness of his Lord , fell down , bowing ( in prostration ) , and turned ( to Allah in repentance ) .