the hypocrites are afraid lest a surah should be revealed concerning them intimating to the believers what lay hidden in their hearts. tell them continue your mockery if you will. allah will surely bring to light all that whose disclosure you dread.
يحذر المنافقون أن تنزل عليهم سورة تنبئهم بما في قلوبهم قل استهزئوا إن الله مخرج ما تحذرون