Paul opens his letter by affirming his identity and mission as an apostle of Christ Jesus. This title signifies his role as a chosen messenger, tasked with spreading the teachings of Jesus. Importantly, Paul notes that his apostleship is by the will of God, underscoring that his authority and mission are divinely ordained, not self-assumed. This divine calling is rooted in the promise of life that is in Christ Jesus, which refers to the gift of eternal life and salvation offered through faith in Jesus. This promise is central to Christian belief, representing hope, redemption, and a new beginning for believers.
By mentioning the promise of life, Paul sets a hopeful and encouraging tone for his letter, reminding readers of the core message of the gospel. This introduction is not just a formal greeting but a profound statement of faith and purpose. It reflects the transformative power of the gospel, which offers life and hope to all who believe. Paul's introduction serves to establish his credibility and authority, while also pointing to the ultimate source of life and purpose in Christ. This message of hope and divine calling is relevant to all Christians, encouraging them to embrace their faith and the promises of God.