John Gill expounds on the prophetic office of Christ, emphasizing that Jesus fulfills the roles of Prophet, Priest, and King, which are essential for the salvation of His people. He highlights that Christ's prophetic role was foretold in the Scriptures and confirmed through His miracles, which demonstrated His authority and divine nature. Gill explains that Jesus, as the ultimate Prophet, not only preached the Gospel but also foretold future events, including His own death and resurrection. He underscores that Christ's teachings and actions were in perfect alignment with God's will, making Him the definitive messenger of truth. The sermon concludes by affirming that Christ continues to exercise His prophetic office through His Spirit and ministers today.