and whenever there comes down a surah they look at one another does any one see you? then they turn away. allah has turned their hearts because they are a people that understand not.
وإذا ما أنزلت سورة نظر بعضهم إلى بعض هل يراكم من أحد ثم انصرفوا صرف الله قلوبهم بأنهم قوم لا يفقهون