The Arab thinker, Shakib Arslan, wrote his author "History of Ibn Khaldun" called the Book of Abra and the Court of the Beginner and Al -Khobar in the days of the Arabs, Persians and Berbers and their contemporary people with the greatest authority, in which he deals with the requirement of Quraysh in the caliphate, and deals with the doctrine of emergence and advancement, and he states the story of Noah and his son and the issue of the flood, and discusses If a change occurred to the Torah, and he deals with the biography of Ibn Khaldun, in which he says: "We did not know any of the scholars and philosophers before Ibn Khaldun singled out the authorship of the science of the nature of urbanization and what is called today with sociology, although this science was not one of the hidden secrets or from the detective that does not The ideas of the wise man wandered. With the presidency, he is the author of sociology unanimously.