The Epistles of Jesus Christ and Abgarus King of Edessa
Abgar V the Black (aka Abgarus of Edessa) is reported to be one of the first Christian kings in history, having been converted to the faith by Thaddeus of Edessa, one of the Seventy-two Disciples. The church historian Eusebius, Bishop of Caesarea records that the Edessan archives contained a copy of a correspondence exchanged between