Hymns in the time of wolves

The story of the Abbasid tyrant Jafar Al-Mutawakkil, about whom the writer says he exceeded Yazid the Umayyad in tyranny and disbelief, and how Imam Ali Al-Hadi, peace be upon him, dealt with this tyrant, and that the Imam and his presence with this tyrant in the same city was a recitation that frightened the wolves and raised their voices above theirs, until they killed themselves by their own hands. Number of pages: 552 pages