فَبِأَيِّ حَدِيثٍ بَعْدَهُ يُؤْمِنُونَ (50)
(77:50) In what discourse after this (Qur'an) will they, then, believe? *27
*27) That is, the greatest Message that could distinguish the Truth from falsehood for man and show him right guidance, has been sent down in the shape of the Qur'an. if a person does not believe even after reading it or hearing it read, what else after this can show him the correct guidance?