The sermon refutes the Landmarker Baptist doctrine that restricts the Kingdom of God to local visible churches, arguing instead for a broader spiritual reality. It interprets John 3 to mean that entry into the Kingdom requires spiritual rebirth through faith in Christ and the Word of God, not merely church membership, while distinguishing between the present individual experience of "righteousness peace and joy in the Holy Ghost" and future millennial rewards. By analyzing passages like Matthew 13 and Luke 17, the text demonstrates that the Kingdom encompasses the world and the hearts of believers rather than being confined to institutional boundaries. Ultimately, the message asserts that the Kingdom is a spiritual sphere of authority accessible through regeneration, independent of specific ecclesiastical affiliations.