Erlo Stegen emphasizes the call for believers to 'Arise and Shine,' reflecting the glory of the Lord in a world filled with darkness. He explains that as the true Jerusalem, Christians must visibly demonstrate the resurrection of Jesus in their lives, serving as mirrors that reflect His light into dark places. Stegen shares stories illustrating the importance of shining God's light in difficult circumstances, encouraging believers to embrace their role as beacons of hope and love. He reminds the congregation that their lives should not only reflect God's glory but also inspire others to seek Him. Ultimately, the sermon challenges believers to ensure their light shines brightly, revealing their identity as children of God.