September 25 (Eastern Orthodox liturgics) - Wikipedia, the free ...
https://en.wikipedia.org/wiki/September_25_(Eastern_Orthodox_liturgics)
Sep. 24 - Eastern Orthodox Church calendar - Sep. 26. All fixed commemorations below ... of Ephesus. Saint Arsen the Great, Catholicos of Georgia (887) ...
Holy Catholicos Arsen the Great (†887) / Православие.Ru
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Memory 25 September (8 October). Saint Arsen the Great, a pupil and spiritual son of Grigol of Khandzta, was the ... him the young Arsen, the future catholicos of Georgia, and the youth Eprem, the future wonderworker and bishop of Atsquri.