division of the Quran according to its surahs (تَقْسِيمُ الْقرْآن حَسْبَ سُوَرِه)
علوم القرآن
التعريف :
The Qur'an is divided into four classes: the long surahs, al-miʾūn i.e. Surahs with 100 verses or more, al-mathānī i.e. Surahs with verses in double figures, and al-mufaṣṣal which includes surahs 50-114.