Dioceses of the Church of the East to 1318 to represent them. None of these four dioceses is mentioned again, and it is not clear when they lapsed. By the end of the 5th century there were at least three East Syriac dioceses in the Sassanian province of Media in western Iran. Canon XXI of the synod of Isaac in 410 foreshadowed the extension of the metropolitan principle to the bishops of Beth Madaye and other relatively remote regions. Hamadan (ancient Ecbatana) was the chief city of Media, and the Syriac name Beth Madaye (Media) was regularly used to refer to the East Syriac diocese of Hamadan as well
Ancient towns in Saudi Arabia by throwing them into ditches of fire, which are called "Ukhdūd" in Arabic. According to the experts, the city was built between the 1st century BC and the 1st century AD. The story of these people is mentioned in the Quran, in the chapter al-Burūj. Madā'in Ṣāliḥ (or Mada'in Saleh) (), also called Al-Ḥijr (الحجر), is an ancient city located in northern Saudi Arabia, about 1400 km to the north of Riyadh. Madā'in Ṣāliḥ is considered to be one of the most important and oldest ancient cities in the country. Madā'in Ṣāliḥ lies to the northwest of the city of