Sacrament of Initiation: Baptism

A discussion of the first sacrament of Initiation, Baptism to include:
A discussion on what the Catholic Church believes regarding Baptism
Scriptural discussion of where these teachings come from
How Baptism is prefigured in the Old Testament
Writings from the Apostolic Era that demonstrate that the Catholic Church teachings are in line with the Apostolic Church
Bible citation:
Gospel according to John 3:1-7
Gospel according to Mathew 3:13-17
Gospel according to Mathew 28:16-20
Acts of the Apostles 22:14-16
Apostolic Era writings:
The Didache (teaching of the 12 Apostles) 140 AD
St. Justin Martyr’s First Apology 150 AD
St. Irenaeus Against Heresy 180 AD