Against Heresies (Books I-III): Illustrated

St. Irenaeus, the bishop of Lyon, France wrote Against Heresies in 180 AD. It is a collected work made up of 5 books, in which Irenaeus examines the many schools of Gnostic thought of his day, in addition to various heretical Christian sects. He contrasts these with the orthodoxy of Christianity. This version of the work contains the first three books, which, before the discovery of the Nag Hammadi Library, were the best surviving description of Gnosticism. The early authorship of the docum...