Nicene and Post-Nicene Fathers: Series II/Volume III/Lives of Illustrious Men/Gennadius/Macrobius the presbyter

the Presbyter was likewise as I learned from the writings of Optatus, afterwards secretly bishop of the Donatians in Rome. He wrote, having been up to this time a presbyter in the church of God, a work To confessors and virgins, a work of ethics indeed, but of very necessary doctrine as well and fortified with sentiments well fitted for the preservation of chastity. He was distinguished first in our party in Africa and afterwards in his own, that is among the Donatians or Montanists at Rome.