Saint Ephrem the Syrian (c. 306–373 AD), Confessor and Doctor of the Church, was born at Nisibis in Mesopotamia. He served as a deacon and is venerated as one of the most prolific hymnographers and theological writers of the early Church.
He lived under the guidance of Saint James, Bishop of Nisibis, and accompanied him to the Council of Nicaea (325) according to some traditions. After the Persians took Nisibis in 363, Ephrem settled in Edessa, where he founded or strengthened a famous theological school and lived as an ascetic in a cave overlooking the city. He combated the heresies of his day, particularly those of Bardaisan, Marcion, and the Arians, often by composing orthodox hymns set to popular melodies so that the faithful would sing sound doctrine rather than heretical verses.
Ephrem earned the title “Harp of the Holy Spirit” for his vast output of hymns, homilies, and biblical commentaries, much of it in poetic Syriac. His writings express deep devotion to the Incarnation, the Cross, the Blessed Virgin Mary, and the Eucharist. He is noted for his humility, refusing higher ecclesiastical office, and for his tearful penance, which earned the descriptor of one continually mindful of judgment and compunction.
He died at Edessa around 373, having spent his final years ministering to famine victims. Pope Benedict XV declared him a Doctor of the Universal Church in 1920. In the traditional Roman calendar his feast is kept on June 18, and in the Byzantine tradition on January 28.