The sermon explores the theological connection between Christ's kenosis and the subsequent Christian maturity required of believers. It emphasizes that while salvation is entirely by grace through God's election, Christians must actively work out their salvation with fear and trembling. The text clarifies that this effort is not for earning salvation but for living a life pleasing to God, empowered by the Holy Spirit who works within them. The preacher warns against false security and self-centered living, urging believers to demonstrate their faith through godly conduct and love for others. Ultimately, the message asserts that God provides both the will and the power for believers to fulfill their spiritual responsibilities.