Abà « Muṣÿab Aḥmad ibn Abë Bakr al-QÃÂsim ibn al-ḤÃÂrith al-Zuhri (), 767âÂÂ856 CE / 150âÂÂ242 AH, was a Muslim scholar and judge () who was a student of Malik ibn Anas.
He was born and lived in Medina, where he wrote a work called ('The Epitome on Fiqh'), as well as a recension of Malik ibn Anas' . He was dismissed from his position as qadi by Qutham ibn Ja'far in 210 AH (825/826 CE). In his judicial opinions (fatwas), he relied not only on hadith reports, but also on rational discretion ().
Abà « Muṣÿab's recension of the is approximately five to ten percent larger than the recension of Yahya ibn Yahya al-Laythi, which is considered the 'vulgate' or standard version in the Maliki school of law.