C.H. Spurgeon preaches on 'Our Lord's Triumphant Ascension,' emphasizing that Christ's ascension signifies His victory over sin, death, and hell, and the completion of His redemptive work. He illustrates how Jesus, after descending to the depths of human suffering, rose to the highest heavens, leading captivity captive and bestowing gifts upon humanity, including the Holy Spirit. Spurgeon highlights that even the rebellious are recipients of these gifts, showcasing God's grace and mercy. The sermon concludes with the promise that Christ's ascension secures His presence among believers and anticipates His glorious return to dwell with His people forever.