the long surahs in al-mufaṣṣal (طِوَالُ الْمُفَصَّلِ)
الفقه
التعريف :
Al-Mufaṣṣal in the Qur'an refers to surahs 50-114, and they are given this name because of the succession of separation of the surahs by the basmalah. Its long surahs are 50-78.