Why is the concept of Christ's sufficiency important for Christians?

Understanding the sufficiency of Christ is vital for Christians as it frees us from the burden of trying to earn God's favor through our works. The Israelites in the days of Judges repeatedly turned to idols, indicating their disbelief in God’s adequacy. This starkly contrasts with the Christian doctrine that proclaims Christ as the all-sufficient Savior who has fully met the requirements of the Law on our behalf. This belief shifts our focus from self-reliance to reliance on God's grace, affirming that our acceptance before God is based solely on Christ’s completed work. The security found in this truth allows believers to live boldly and with assurance in their relationship with God.