How the Torah of the Jews Became Corrupted During The History of Banī Israʾīl Which is One of Recurring Apostacy And Idolatory: Part 4. We are now in the setting of Babylon, the empire of the day, and the Banī Isrāʾīl (of both kingdoms) spent periods of time in exile after a history of reneging on Islām, Tawḥīd, the law, wallowing in kufr (disbelief) and shirk (polytheism) and being punished by the sacking of their kingdoms and having been taken captive. Download PDF.