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
Gibeon (ancient city) the ancient city, Gibeon, which view was corroborated also by the Hebrew Lexicon compiled by Wilhelm Gesenius and Frants Buhl ("now "al-Ǧīb""). However, the first scientific identification of al-Jib with the ancient Canaanite city of Gibeon was made by Edward Robinson in 1838. The remains of Gibeon were excavated in six expeditions from 1956 to 1962, led by the University of Pennsylvania archaeologist James B. Pritchard. Gibeon was founded in the Early Bronze Age, for the excavators discovered 14 EB storage jars beneath the foundations of the Iron Age wall. Other EB remains were discovered at the top of the