The commentators, mainly, begin their books, with explanations about the Quranic subjects, which would reveal their methods and bases, in their commentary books.The late Ayatollah Maleki Mianaji, has dedicated about 70 pages of the 1st volume of his book, "Manahej ol- Bayan", to the Quranic sciences too. A Persian translation of this chapter, in addition to some short essays from other authors, are collected ina book named as, "A review of the Quranic Sciences". The book is presented in 10 chapters titled as: 1) The virtues and preferences of Quran, 2) Reasoning of the words of Quran, 3) Descend and Revelation of Quran, 4) Definite, and similar (homologous) verses in Quran, 5) To comment the holy Quran, and its fair method, 6) To apply one’s intentions and opinions in a Quranic commentary, 7) Abrogation of verses in Quran, 8) Change of destination, before happening, in Quran, 9) Miracles in Quran, 10) The challenge of Quran, in order to show its superiority over other books; the essay has a review over all the above mentioned subjects.