He also studied under Shaykh al-Islam Burhān al-Dīn ʿAlī ibn Abī Bakr ibn ʿAbd al-Jalīl al-Marghīnānī, from whom he received transmission. In Bukhara he pursued legal studies with the eminent scholar Badr al-Dīn ʿUmar ibn ʿAbd al-Karīm al-Warsakī, with Abū al-Maḥāsin Ḥasan ibn Manṣūr Qāḍī Khān, and with a number of other teachers.
He mastered the Ḥanafī school and its legal methodology, and he himself taught a large circle of students who travelled to him in Bukhara. Among them were: his nephew, the distinguished scholar Muḥammad ibn Maḥmūd al-Faqīhī; Shaykh Sayf al-Dīn al-Bākharzī; the erudite Ḥāfiẓ al-Dīn Muḥammad ibn Muḥammad ibn Naṣr al-Bukhārī; Ẓahīr al-Dīn Muḥammad ibn ʿUmar al-Nujabādhī; and others whose names are listed by al-Faradī, who then adds:
He was born in 559 AH and died in Bukhara, in Muḥarram (1) of 642 AH (2). He was buried beside Imām ʿAbd Allāh ibn Muḥammad ibn Yaʿqūb al-Ḥārithī.
In that same year there also passed away: the lord Tāj al-Dīn Aḥmad, son of the judge Abū Naṣr ibn al-Shīrāzī, in Ramaḍān; the grand vizier Naṣīr al-Dīn Abū al-Azhar Aḥmad ibn Muḥammad ibn ʿAlī ibn al-Nāqid al-Baghdādī; Najm al-Dīn al-Ḥasan ibn Sālim ibn Salām al-Dimashqī, the scribe and father of the perceptive ḥadith scholar Muḥammad; Abū Ṭālib Khāṭib ibn ʿAbd al-Karīm al-Ḥārithī al-Mizzī; the Qurʾān-reciter Sulaymān ibn ʿAbd al-Karīm al-Anṣārī, father of our teacher Fāṭimah; Abū al-Manṣūr Ẓāfir ibn Ṭāhir al-Muṭarriz ibn Shahm in Alexandria; the shaykh of the shaykhs Tāj al-Dīn ʿAbd Allāh ibn ʿUmar ibn ʿAlī ibn Ḥammūyah al-Juwaynī, later resident in Damascus; al-Mughīth Jalāl al-Dīn ʿUmar, son of Sultan Najm al-Dīn Ayyūb ibn al-Kāmil; and the ḥadith scholar Abū al-Qāsim Qāsim ibn Muḥammad ibn Aḥmad ibn—