The result of both Sharia and reason is one, and that Sharia does not contradict reason. The story is interspersed with many accurate and insightful observations. The book was translated into Arabic two hundred years after its appearance. Then it was translated into most Western languages, and he was succeeded in his position by the famous philosopher Ibn Rushd. But his assertion of the eternity of the world, like Aristotle's view, was opposed by the jurists. The Commander of the Faithful initially supported him, but he was eventually forced to abandon it to satisfy public opinion. He exiled him after a painful ordeal and burned his works, except for his medical and mathematical books. But Ibn Rushd soon died. In any case, the Fatimid state and the Almohad state were two Shiite states that believed in the idea of the Mahdi. The idea of the Mahdi has appeared from time to time throughout the ages. It is strange that Al-Mansur ibn Abi Amir, the chamberlain, when he defeated the Umayyads and replaced them, ruled the country well and fought the enemies of Islam fiercely. When he died, his two sons succeeded him. One of them was named Abd al-Rahman, and he was nicknamed Al-Mahdi. But Muhammad ibn Hisham al-Umayyad revolted against him and also took the title of Al-Mahdi.