Book: Fihrist. p.32 publisher Muassasat Dar al-Faqahah

Author: Sheikh Abu Jafar at-Tose.

إن كثيراً من مصنفي أصحابنا وأصحاب الأصولين تحلون المذاهب الفاسدة وإن كانت كتبهم معتمدة

“Many of the authors of our books, as well as the authors of [our] Usul (i.e. the fundamentals and principles of faith) hold corrupt Madh-habs (schools of thought), even though their books are acceptable”.