Wa laa tattakhizooo aimaanakum dakhalam bainakum ftazilla qadamum ba'da subootihaa wa tazooqus sooo'a bimmaa sadattum 'an sabeelil laahi wa lakum 'azaabun 'azeem
And do not make your oaths a means of deceit between you, lest a foot should slip after its stability and you should taste evil because you turned away from Allah's way and grievous punishment be your (lot).