-20, Paul’s warning to watch out for those who cause division and distort the gospel. While the church is called to practice discernment, we don’t have to live anxiously or become consumed with deciding who is right and wrong. Instead, we keep the gospel at the center—the cross, grace, sin, and forgiveness—and trust God to preserve his church. Paul leaves us with this assurance: “The God of peace will soon crush Satan under your feet.” Scrip...