ROMAN PUGIO
Irenaeus of Lyons lived in the generation just after the Apostles, at a time when Christianity was still finding its footing in a hostile and divided world. Raised in the Greek East, he was taught by Polycarp of Smyrna, who had known the Apostle John personally—linking Irenaeus directly to the earliest witnesses of the faith.
His journey eventually led him west to the Roman city of Lyons, a place marked by persecution, unrest, and competing ideas about what Christianity truly was. When violence and confusion threatened to fracture the Church, Irenaeus was entrusted with leadership—not to inflame conflict, but to steady it.
As false teachings spread and rival versions of Christianity gained influence, Irenaeus responded with patience and clarity. His most enduring work, Against Heresies, laid out the Christian faith as something unified, embodied, and rooted in history—not secret knowledge or speculation.
As false teachings spread and rival versions of Christianity gained influence, Irenaeus responded with patience and clarity. His most enduring work, Against Heresies, laid out the Christian faith as something unified, embodied, and rooted in history—not secret knowledge or speculation.
Title
APOSTOLIC LINEAGE
OF ST. IRENAEUS OF LYONS

