that was because their messengers kept coming unto them with clear proofs but they said shall mere mortals guide us? so they disbelieved and turned away and allah was independent . allah is absolute owner of praise.
ذلك بأنه كانت تأتيهم رسلهم بالبينات فقالوا أبشر يهدوننا فكفروا وتولوا واستغنى الله والله غني حميد