ALL SAINTS CELEBRATED IN APRIL Saints celebrated on the 4th of April EPHREM, BISHOP AND MARTYR According to an old source, this Ephrem [ Ephraim ] was the 12th bishop of Jerusalem. He tirelessly preached the gospel to Jews and Gentiles, converted many and, after a laborious life's work, entered eternal rest through martyrdom. He ruled under Aelius Hadrianus. (I . 318) (Information from Stadler 's Complete Encyclopedia of Saints, Volume 2, Augsburg, 1861, p. 72) Stadler's Complete Encyclopedia of Saints - Sources and Abbreviations Sources of these articles (in the original German): books.google.co.uk, de-academic.com, zeno.org, openlibrary.org