David Wilkerson emphasizes the assurance found in Psalms 37, where God promises to uphold the righteous amidst a world filled with chaos and sin. He highlights that despite the alarming events unfolding around us, believers can trust in God's faithfulness to fulfill His promises and protect His people. Wilkerson encourages Christians to commit God's Word to the world, reminding them that God will act on their faith and provide miracles in times of need. He reassures that those who trust in the Lord will not be left ashamed, as God's reputation is intertwined with His promises to His people. Ultimately, the sermon calls for a bold faith that testifies to God's unwavering commitment to His Word.