Tajrīd al-iʿtiqād (عربی: تجرید الاعتقاد) or Tajrid al-Kalam is a work by Nasir al-Din al-Tusi about Shia beliefs in Islamic theology.
Tajrīd is the most famous scholastic text in Shiite theology and most effective work in history of apologetic written by Nasir al-Dīn Ṭūsī.
His theological works is along with criticism of precedents such as Talkhis Al Mohassal or guidebooks in Arabic and Persian language for the sake of learning.
[5][6] Some, like Taftazani, express doubts on attributing the book to Nasi Al Din because of the inconsistencies between Sharhe esharat and Tajrid.
[7] The Tajrīd has six sections or maqāṣid dealing with the following matters: (a) general ontology, (b) substance and accident, (c) metaphysics or ilāhīyāt, (e) prophecy, (f) the Imamate, (g) resurrection or al-maʿād.