- The Master ʿAbd Allāh ibn Muḥammad ibn Yaʿqūb al-Ḥārithī *
The shaykh, the imam, the jurist, the erudite scholar, the ḥadith expert, the scholar of Transoxiana: Abū Muḥammad al-Ustadh ʿAbd Allāh ibn Muḥammad ibn Yaʿqūb ibn al-Ḥārith ibn Khalīl al-Ḥārithī, al-Bukhārī, al-Kalābādhī, the Ḥanafī—better known as “ʿAbd Allāh al-Ustadh.”
His birth: in the year 258 AH.
He transmitted ḥadith from ʿUbayd Allāh ibn Wāṣil, ʿAbd al-Ṣamad ibn al-Faḍl, Ḥamdān ibn Dhī al-Nūn, Abū Maʿshar Ḥamduwayh ibn Khaṭṭāb, Muḥammad ibn al-Layth al-Sarakhsī, ʿImrān ibn Farīnām, Abū al-Muwajjah Muḥammad ibn ʿAmr al-Marwazī, al-Faḍl ibn Muḥammad al-Shaʿrānī, Muḥammad ibn ʿAlī al-Ṣāʾigh, Abū Hammām Muḥammad ibn Khalaf al-Nasafī, Mūsā ibn Hārūn al-Ḥammāl, Aḥmad ibn al-Ḍawʾ, and others.
Those who narrated from him include Abū al-Ṭayyib ʿAbd Allāh ibn Muḥammad, Muḥammad ibn al-Ḥasan ibn Manṣūr al-Naysābūrī, Aḥmad ibn Muḥammad ibn Yaʿqūb al-Fārisī, Abū ʿAbd Allāh ibn Manda, and others.
Among the senior scholars who received ḥadith from him was Abū al-ʿAbbās ibn ʿUqda. Ibn Manda spoke well of him.
Ḥamzah al-Sahmī said: “I asked Abū Zurʿah Aḥmad ibn al-Ḥusayn about him, and he replied, ‘Weak.’” (1)