What are essential elements of the kerygma in the early church?

The kerygma in the early church encompasses several essential elements, including the proclamation of Jesus Christ's death and resurrection, the call to repentance and faith, and the promise of salvation and eternal life. It emphasizes the fulfillment of Old Testament prophecies through Jesus, His role as the Messiah, and the establishment of God's kingdom. Additionally, the kerygma invites believers to experience transformative grace and community within the church. Overall, it served as the foundational message for spreading the Christian faith.