Originally written by Abū Bakr Ja’far al-Firyābī (d. 301AH).
Al-Firyābī narrated on authority of: Abū Mus’ab az-Zuhrī, Ishāq bin
Rāhwayh, Abū Bakr bin Abī Shaybah, Alī bin al-Madīnī, and Uthman bin Abī
Shaybah, among the most well-known. Of those who narrated from him are:
Abūul-Qāsim at-Tabarānī, Abūt-Tāhir ath-Dhuhlī, Abū Bakr al-Ismā’īlī, Abū Bakr
al-Ājurrī, and al-Ḥasan bin Abd ir-Rahman ar-Rāmhurmuzī.