A Life of Jesus Christ Our Lord generally refers to the historical and theological narrative of the life of Jesus of Nazareth, based on the four Gospels of the New Testament. Beginning with his baptism by John the Baptist at about age 30, he taught about the Kingdom of God, chose 12 disciples, and performed various miracles, including the Sermon on the Mount. The main synopsis includes his incarnation, teaching ministry, miracles, crucifixion, resurrection, and ascension, emphasizing love, sacrifice, and redemption.