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Commentaries by Pseudo-Nonnus, also known as Nonnus the Abbot, on Gregory Nazianzen’s In Julianum Imperatorem Invectivae Duae and In Sancta Lumina.
Between the 1st and 4th centuries, Mithraism developed throughout the Roman world. Much material exists, but textual evidence is scarce. The only ancient work that fills this gap is Porphyry’s intense and complex essay.