What Did Irenaeus of Lyons Teach?

Irenaeus was born around 115 AD and was martyred around 200 AD.  He was a disciple of Polycarp; who was a disciple of John The Apostle.  He is best known for his 5 books named "Against Heresies" which was comprised around 180AD and addressed the Gnostism heresy.  He generally laid out the orthodoxies of Christianity and express two very important aspects of the faith; scriptural authority and teaching linage from the apostles themselves.  He was a church leader in Gaul which is now Lyons France and had influence with the church leader in Rome, Victor I and later important church teachers like Hippolytus of Rome.  His teachings validates the teachings from the apostles, to their disciples, to him; the succession of truth.

What Did Papias of Hierapolis Teach?

Papias is an important figure in the early church.  He was born around 70AD and died around 163AD.  He was a disciple of John The Apostle and friend of Polycarp who was also a disciple of John and Aristion (one of the 70 apostles).  He helpped lead the church around the same time Ignatius of Antioch was teaching.  He had access to The Apostles, disciples of the Apostles, and other eye witnesses.  He even spoke with the Apostle Philip's daughters in Hierapolis.  His understanding and insights are key influences on the continuation of the person, teachings, and works of Jesus Christ.  Although his writings were lost after the middle ages, they were still preserved in the quotes of other church leaders writings.  His insights have been continued on in the church through Polycarp, Irenaeus, Eusebius and all the other early church teachers.