At the end of the 19th century the librarian of Monte Cassino, Dom A. Amelli (1901), discovered in the monastery’s library, in two codices (Codex) of the 11th and 12th centuries (codices 345 and 442, respectively), a hitherto unnoticed Latin text, the Tractatus contra Origenem de visione Isaiae (“Tractate against Origen on the Vision of Isaiah”; see CPG, vol. II, 2683). In both codices the anonymous text follows Rufinus of Aquileia’s translation of Origen’s commentary on Judges. Recognizing the Latin style as Jerome’s, Dom Am…