Introducing " Mojam Ahadith Al-Imam Mahdi" In The Light Of The Prevailing Principles On The Hadith

"Traditions encyclopedias" are comprehensive collections with different benefits which religious scholars working on traditions to subject-wise collect and classify traditions of infallibles to meet various growing needs are turning to them. These collections are in fact a kind of tradition works called " Jame' Hadith", dating back to the late 2nd century. The traditions collector were always interested in gathering infallible's traditions; sometimes they have done this on a specific subject. Therefore, these encyclopedias are sometimes called " comprehensive" and sometimes " partial". The tradition scholars regard different factors in reviewing these encyclopedias. In the present article, the encyclopedia of imam Mahdi has been reviewed according to those different factors.