Shane Idleman emphasizes the critical relationship between faith and works in his sermon 'Faith Without Works Is Dead,' drawing from James chapter 2. He explains that genuine faith naturally produces good works, and without such works, faith is essentially dead. Idleman reflects on the historical context of Martin Luther's challenges to the Catholic Church's works-based salvation, asserting that true faith is evidenced by actions that reflect a relationship with God. He encourages believers to examine their lives for genuine fruit and to engage in acts of love and service, particularly towards those in need, as a demonstration of their faith. Ultimately, he calls for a balance between faith and works, reminding the congregation that both are essential for a vibrant Christian life.