Brill Encyclopedia of Early Christianity Online

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Edessa (ancient Urha/Orhay, modern Urfa/Şanl[i]urfa) is a city close to the River Balikh, a branch of the upper Euphrates. Its most ancient name was Adma, recorded in Assyrian sources in the 7th century BCE. In Hellenistic times, it was named Edessa, after the ancient capital of Macedonia, by Selucus I Nikator in 304 BCE. Under the Roman Empire, Edessa was the capital of Osrhoene, a buffer state…

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Ramelli, Ilaria L.E., “Edessa”, in: Brill Encyclopedia of Early Christianity Online, General Editor David G. Hunter, Paul J.J. van Geest, Bert Jan Lietaert Peerbolte. Consulted online on 10 December 2023 <>
First published online: 2018

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