that is because their messengers came to them with the clear signs and then they said what shall mortals be our guides? therefore they disbelieved and turned away and god was in no need of them. and god is allsufficient alllaudable.
ذلك بأنه كانت تأتيهم رسلهم بالبينات فقالوا أبشر يهدوننا فكفروا وتولوا واستغنى الله والله غني حميد