This sermon explores the spiritual significance of Zion as a typological representation of the church of Christ, drawing from Psalm 87 to outline the foundations, gates, priority, glory, citizenship, and fountains of the believer's community. The central message emphasizes that the church is built upon the unchanging foundation of Jesus Christ, who is the head and bridegroom of the body, rather than on human traditions or institutions. It addresses the dual function of the church's gates, urging a balance between protecting the purity of doctrine and maintaining an open welcome for the lost, while asserting that the church must hold a higher priority than ordinary earthly pursuits. The exposition highlights the glorious nature of the church as the dwelling place of God through the Spirit, where believers from all nations are united in a heavenly citizenship. Finally, it concludes with the call to be a source of living water, sharing the gospel to satisfy the spiritual thirst of the surrounding world.