‘Ilm’ul Usul’ul Fiqh ) up to the time of Muhaqqiq Hilli in the seventh century A.

‘Ilm’ul Usul’ul Fiqh ) up to the time of Muhaqqiq Hilli in the seventh century A.H. continued to criticize proving of the validity of the common elements in the process of deduction with Akhbar Ahad as a departure from the above concept. We find in the book al-Zari'ah concerning the mingling of Usul’ul Fiqh and Usul’ud Din some relatively abstruse and limited conceptions of the common elements in the process of deduction.

The author wrote, “You must know that the discussions of Usul’ul Fiqh are in reality discussions about the proofs of Fiqh . In view of what we have described, it is not necessary that the proofs, the methods of arriving at the laws and the existing branches of Fiqh in the books…