Everything in this book that is narrated from Abdur Rahim Al-Qasir has been transmitted by me from Ja'far ibn Ali ibn Al-Hasan ibn Ali ibn Abdullah ibn Al-Mughira Al-Kufi, from his grandfather Al-Hasan ibn Ali, from Al-Abbas ibn Amir Al-Qasabani, from Abdur Rahim Al-Qasir Al-Asadi. He was called
"Al-Asadi" because he was a freed servant (mawla) of Banu Asad.