and when your lord announced that he would certainly send against them to the day of resurrection those who would subject them to severe torment most surely your lord is quick to requite and most surely he is forgiving merciful.
وإذ تأذن ربك ليبعثن عليهم إلى يوم القيامة من يسومهم سوء العذاب إن ربك لسريع العقاب وإنه لغفور رحيم