Gennadius. Lives of Illustrious Men 29
29 Heliodorus the presbyter
Heliodorus, presbyter of Antioch, published an excellent volume gathered from Holy Scriptures On Virginity.
Philip Schaff and Henry Wace (eds.), New York: Christian Literature Publishing Co., 1890-1900. Public domain: English translation first published 1885-1900 (Nicene and Post-Nicene Fathers, Second Series).