The sermon explores the hopeful vision of a righteous and enduring king, as depicted in Psalm 72, emphasizing themes of justice, compassion, and universal dominion. It examines the psalm's prayer for a ruler who will protect the vulnerable, crush oppressors, and bring prosperity and peace to all nations, ultimately transcending earthly kings to point towards a messianic figure. The speaker connects the psalm's grand promises to the hope of a future kingdom inaugurated by Jesus Christ, where justice prevails and all nations will acknowledge and serve him, anticipating a time when God's glory will fill the earth.