and your lord declared he would send men against them who would inflict dreadful suffering on them till the day of doom for your lord is swift in retribution though he is certainly forgiving and kind.
وإذ تأذن ربك ليبعثن عليهم إلى يوم القيامة من يسومهم سوء العذاب إن ربك لسريع العقاب وإنه لغفور رحيم