St. Irenaeus of Lyon: the legacy of the early Church father and doctor of unity

[ad_1] Source St. Irenaeus of Lyon. / Credit: Wolfymoza via Wikimedia (CC BY-SA 4.0) On June 28, the Catholic Church celebrates St. Irenaeus of Lyon, who as a boy sat at the feet of Polycarp, eagerly listening to the sermons of the early Christian bishop and disciple of the apostle John.The boy Irenaeus grew up to write vastly influential documents that witnessed to the early Church’s understanding of topics ranging from the Old Testament to the Eucharist. Though he has long…