Muhammad, according to the usually told Islamic historiography, sent ambassadors with such letters to Heraclius the emperor of Byzantium, Chosroes II the emperor of Persia, the Negus of Ethiopia, Muqawqis the ruler of Egypt, Harith Gassani the governor of Syria and Munzir ibn Sawa the ruler of Bahrain. The account as transmitted by Muslim historians reads as follows: The letter to Chosroes II is similar except that it refers to Magians instead of the Arians.