and they swear by allah their strongest oaths that if you ordered them they would go forth . say do not swear. obedience is known. indeed allah is acquainted with that which you do.
وأقسموا بالله جهد أيمانهم لئن أمرتهم ليخرجن قل لا تقسموا طاعة معروفة إن الله خبير بما تعملون