the jurist, a close companion of Ahmad ibn Hanbal.
He heard hadiths from Yazid ibn Harun, Zayd ibn Hubab, ʿAbd al-Razzaq, Jaʿfar ibn ʿAwn, Muhammad ibn Yusuf al-Firyabi, and their contemporaries. He travelled extensively in pursuit of knowledge, possessed sound expertise, and authored several works.

Those who transmitted from him include the compilers of the four Sunan collections, Abu Yaʿla, al-Baghawi, Ibn Saʿid, al-Maḥāmilī, his brother Qasim, ʿAbd al-Raḥman ibn Abi Hatim, and others.
Al-Nasaʾi declared him reliable (1).

He died in Jumada al-Akhira of the year 258 AH.
Some of his elevated isnads have reached me.

143 – Zakrawayh, Abū Yaḥyā Zakariyya ibn Yaḥyā ibn Asad *
The shaykh, hadith scholar, and reliably truthful narrator, Abū Yaḥyā Zakariyya ibn Yaḥyā ibn Asad al-Marwazi, who settled in Baghdad.

He narrated from Sufyan ibn ʿUyaynah, Abu Muʿawiyah al-Darir, and Maʿruf al-Karkhi. He is also the transmitter of the booklet of Ibn ʿUyaynah that is preserved in al-Salafi’s collection.