28 Preface وَما لَهُم بِهِ مِن عِلمٍ ۖ إِن يَتَّبِعونَ إِلَّا الظَّنَّ ۖ وَإِنَّ الظَّنَّ لا يُغني مِنَ الحَقِّ شَيئًاAli Quli QaraiThey do not have any knowledge of that. They follow nothing but conjectures, and indeed conjecture is no substitute for the truth.