354 – al-Kushānī, Abū ʿAlī Ismāʿīl ibn Muḥammad ibn Aḥmad
The shaykh, musnid, and reliable transmitter: Abū ʿAlī Ismāʿīl ibn Muḥammad ibn Aḥmad ibn Ḥājib al-Kushānī al-Samarqandī.
He was the last man to relate Ṣaḥīḥ al-Bukhārī with a lofty chain; he heard it from Abū ʿAbd Allāh Muḥammad ibn Yūsuf al-Firabrī in 320 AH.
Those who transmitted it from him include: Abū ʿAbd Allāh al-Ḥusayn ibn Muḥammad al-Khallāl—the brother of al-Ḥasan the ḥāfiẓ—Abū Sahl Aḥmad ibn ʿAlī al-Abīwardī; Abū Ṭāhir Muḥammad ibn ʿAlī al-Shujāʿī; Abū ʿAbd Allāh Ghunjar; ʿUmar ibn Aḥmad ibn Shāhīn al-Samarqandī; and others.
Abū Saʿd al-Idrīsī said: He died in 391 AH.
Al-Muʾtaman al-Sājī said: In 392 AH.
I say: he lived to an advanced age.
355 – al-Khaffāf, Abū al-Ḥusayn Aḥmad ibn Muḥammad ibn Aḥmad
The shaykh, imām, ascetic, devoted worshipper, and musnid of Khurāsān: Abū al-Ḥusayn Aḥmad ibn Muḥammad ibn Aḥmad ibn ʿUmar al-Naysābūrī al-Khaffāf al-Qanṭarī, the son of the shaykh Abū Naṣr.