Around 1845 he moved to Pesth, Hungary where he met John Duncan and other Presbyterian ministers, who were chaplains to Scottish workmen building a bridge over the Danube River. Under their influence he became a Christian and came to Scotland with Dr. Duncan. In 1843 he entered New College until 1844. In 1846 he entered the Presbyterian ministry and thereafter preached for a year as a missionary to the Jews and Germans at Jassy in Rumania. He came to Old Aberdeen Church in 1848 and remained for twelve years. Here he translated several German theological books into English and wrote his History of the Jewish Nation from the Fall of Jerusalem to the reign of Constantine the Great."
Reverend Alfred Edersheim was the second minister of Free Church known then as Old Machar Free Church. After twelve years at Free Church, Alfred's health started failing, he resigned and moved to Torquay in the county of Devon, England. In 1861, he gathered a congregation and in 1862 they built St. Andrews Presbyterian Church in Torwood Gardens, Torquay. Because of deteriorating health problems he had to resign from St. Andrews and moved to Bournemouth a spa on the south coast. In 1875 he became an Episcopalian and ordained a deacon and priest in the Church of England. For a year he was the (unsalaried) curate of the Abbey Church, Christ Church, Hants, near Bournemouth. In 1876 he became vicar of Loders, Dorsetshire; resigning in 1883, moving to Oxford, where he was select preacher to the University from 1884-86.
Because of his health condition he eventually moved to Menton, France where he passed away March 16th, 1889.
His publications as author, translator, editor, and contributor to dictionaries and serial works are very numerous. Perhaps the best-known are:
The History of the Jewish Nation from AD 70-312 (1857)
The Jubilee Rhythm of St. Bernard, and other Hymns (1866)
The Golden Diary of Heart-Converse with Jesus in the Psalms (1874)
The Temple: its Ministry and Services as they were in the Time of Jesus Christ (1874)
Sketches of Jewish Social Life in the days of Christ (1876)
The Life and Times of Jesus the Messiah (1883; 2 vols)
Prophecy and History in relation to the Messiah, (Warburtonian Lectures, 1880-84)
The History of Israel from the Sacrifice on Carmel to the Death of Jedhu (1885)
eBook History of the Christian Church