It was discovered in the eighteenth century in a large volume containing numerous early Gnostic treatises .
The Pistis Sophia , possibly dating as early as the second century , is the best surviving of the Gnostic writings .
Pistis Sophia was discovered in the eighteenth century in a large volume containing numerous early Gnostic treatises .
The Pistis Sophia , possibly dating as early as the second century , is the best surviving of the Gnostic writings .