Fasting the month of Ramadan is obligatory for every Muslim adult, sane, healthy, residing and non-traveling person, and it is the specification of this known, well-known and specific time among the twelve months that are between Shaban and Shawwal. The specific part of this time is fasting days rather than nights, and the day of fasting is from the rise of dawn to sunset. This is the prescribed day limit for fasting, not the day limit known as day, for that is from the rising of the sun until its setting, and since one to whom there is nothing like Him is described by the first and the last, likewise fasting that has no equal is described by a first and an end, for its beginning is dawn rising and its end is sunset, so he did not make its beginning similar to its end because he considered In its beginning, what is not considered in its afterlife, of what is present in its afterlife, the fasting person is described in it as breaking the fast, and in its beginning, it is described