While the first three parts of the series explored the history of Shiite Islam and how the lack of an earthly imam formed ...

According to Sufi researcher Abul al-Fadl al-Isnawi, the al-Malatiya, al-Qosariya, al-Khoraziya, al-Hallagiya, al-Nouriya orders all appeared in the third and fourth centuries of the hegira.