Patristic & Ascetical Texts
The Didache (Teaching of the Twelve)
The earliest known Christian catechetical text (c. 50-120 AD), discovered in 1873. Contains instructions on ethics (the 'Two Ways': life and death), baptism, fasting, prayer (including the Lord's Prayer three times daily), the Eucharist, and church order. Provides a window into the worship and life of the earliest Christian communities.