Amongst the books he, like Origen, treated as νόθα, spurious or entirely uncanonical, are the Shepherd-which he said earlier on he had found in most of the ancient copies-the Epistle of Barnabas (in the sixth book of his " History classed with disputed books), the Apocalypse of Peter (elsewhere called " disputed "), and the Gospel of the Hebrews. These he did not believe were written by apostolic men.