my son arrives, for he is coming tomorrow.’
He continued: I thereupon awoke—and that was in the month of Ramadan, in the year 492 AH—and on that very day his son, al-Sayyid Abū al-Riḍā, was killed (1).
He also said: Al-Murtadā passed away sometime after 476 AH; others maintain that he was slain in 480 AH—put to death by Khāqān Khidr b. Ibrāhīm, who had earlier sent him as an envoy to al-Qāʾim bi-Amr Allāh (2).
Abū al-Faḍl Aḥmad b. Hibat Allāh al-Dimashqī informed us; Abū al-Muẓaffar ʿAbd al-Raḥīm b. Abī Saʿd narrated to us; Hibat al-Raḥmān b. ʿAbd al-Wāḥid al-Ṣūfī narrated to us; al-Murtadā Abū al-Maʿālī Muḥammad b. Muḥammad al-ʿAlawī narrated to us; ʿUmar b. Ibrāhīm b. Ismāʿīl al-Harawī – the ascetic – narrated to us; Manṣūr b. al-ʿAbbās al-Būshanjī related to us; Jaʿfar b. Aḥmad b. Naṣr al-Ḥaṣīrī related to us; Abū Ḥafṣ al-Uballī ʿUmar related to us; ʿĪsā b. Shuʿayb related to us; Rūḥ b. al-Qāsim, from Ayyūb, from Nāfiʿ, from Ibn ʿUmar, who said:
The Messenger of Allah ﷺ said, ‘Knowledge that brings no benefit is like a treasure from which nothing is spent in the path of Allah’ (3).
ʿĪsā is not considered reliable (4).