How the Torah of the Jews Became Corrupted During The History of Banī Israʾīl Which is One of Recurring Apostacy And Idolatory: Part 1. One must understand the history of recurring disbelief and idolatry that Banī Isrāʾīl fell into in order to appreciate how it is impossible for them to have in their hands, the original Torah of Mūsā (ʿalayhis salām). Download PDF.