Al-Mursalat is the 77th chapter of the central religious text of what religion?
Al-Mursalat Sūrat al-Mursalāt (Arabic: سورة المرسلات‎ ‎ , “The Emissaries”, “Winds Sent Forth”) is the 77th chapter (sura) of the Quran with 50 verses.
Prophetic biography In Islam, Al-sīra al-Nabawiyya ("Prophetic biography"), Sīrat Rasūl Allāh ("Life of the Messenger of God"), or just Al-sīra are the traditional Muslim biographies of Muhammad from which, in addition to the Quran and trustable Hadiths, most historical information about his life and the early period of Islam is derived.