Al-Asl (Al-Mabsoot) by Imam ash-Shaybani (189H) - 13 volumes

Al-Asl, known as al-Mabsut, is one of the most important collections in the Fiqh Hanafi, written by Imam Abu Hanifa's student, Muhammad ibn Hasan al-Shaybani. It is about the equivalent of Al-Umm in Fiqh Shafii, and al-Mudawanah in Fiqh Maliki.

Edited in a sumptuous edition in 13 volumes, a verification work out of the ordinary with all the manuscripts available in the world, and annotations on the text or hadiths.