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.
Kitáb-i-Aqdas The Kitáb-i-Aqdas or Aqdas is the central book of the Bahá'í Faith written by Bahá'u'lláh, the founder of the religion, in 1873. The work was written in Arabic under the Arabic title al-Kitābu l-Aqdas (Arabic: الكتاب الأقدس‎ ‎ ), but it is commonly referred to by its Persian title, "Kitáb-i-Aqdas" (Persian: كتاب اقدس‎ ‎ ), which was given to the work by Bahá'u'lláh himself. It is sometimes also referred to as "the Most Holy Book", "the Book of Laws" or the Book of Aqdas. The word Aqdas has a significance in many languages as the superlative form of a word with its primary letters Q-D-Š.