Mia energeia: Untersuchungen zur Einigungspolitik des Kaisers Heraclius und ... - Christian Lange - Google Books

https://books.google.de/books?id=sMvX6Ct6qxYC&pg=PA498&dq=Henana+von+Adiabene#v=onepage

English summary: During the reign of emperor Justinian (527-565 AD), the Church of the (Roman) Empire was split due to the different reception of the Christological formula of the Council of Chalcedon (451). On the one hand, the Apostolic See of Rome and…