His kunyah (teknonym) was Abū'l-Ḥasan al-Shaybānī. He was from Kūfah. He came to Baghdad and there listened to ḥadīth from a congregation. Dāriqutnī also heard ḥadīth from him and transmitted it. He was a ṣīqah (reliable) and ʿādil (just) rāwī (narrator). He was a faqīh (jurist) who recited the Qurʾān frequently. For seventy-three years he testified before judges. His testimony was accepted by the judges. He served as a muezzin at the Ḥamzah az-Zayyād Mosque for over seventy years. Previously, his father had also served as a muezzin there for a similar length of time.
Muḥammad b. ʿAlī b. Aḥmad
Muḥammad b. ʿAlī b. Aḥmad b. ʿAbbās al-Karhī. He was an educated person. He was ʿālim (scholar), zāhid (ascetic), and tāqī (God-conscious). He completed the Qurʾān every day. He fasted continuously. He heard and transmitted ḥadīth from ʿAbdān and his peers.