John Gill emphasizes that faith in God is centered on Christ, who serves as the mediator between humanity and the Father. He explains that Christ's resurrection is a pivotal event that not only affirms His divinity but also provides believers with assurance of their justification and future resurrection. Gill highlights that Christ's glory, bestowed upon Him by the Father, serves as a source of encouragement for believers to place their faith and hope in God. The sermon underscores the importance of recognizing Christ as the author of faith and the foundation of our relationship with God. Ultimately, believers are called to trust in the power of Christ's resurrection and the glory He now possesses.