In the sermon "Serving Together in Grace," based on Romans 12:3–8, believers are called to serve with humility, unity, and faithfulness. True worship is seen as a way of life, extending beyond Sunday services into how we serve others using our spiritual gifts. The sermon highlights the importance of humility, urging believers to recognize their gifts as acts of grace, not personal achievements. It encourages unity within the church as a body, emphasizing diversity in roles and functions. Finally, it calls for active and faithful use of spiritual gifts to glorify God and strengthen the church community.