and when your lord declared that he would certainly keep on sending against them till the day of resurrection those who would afflict them with a humiliating torment. verily your lord is quick in retribution and certainly he is oftforgiving most merciful.
وإذ تأذن ربك ليبعثن عليهم إلى يوم القيامة من يسومهم سوء العذاب إن ربك لسريع العقاب وإنه لغفور رحيم