J.R. Miller emphasizes the significance of Sunday as a day dedicated to God, a time for rest and spiritual renewal. He expresses gratitude for this day, recognizing it as a blessing that helps keep God at the forefront of our lives. Miller prays for peace and the expulsion of worldly distractions, asking for God's presence to sanctify the day's privileges. He seeks guidance, comfort, and wisdom through prayer and scripture, aiming to strengthen love for God and foster a spirit of service to others. The sermon concludes with a heartfelt plea for the mind of Christ to be instilled in us.