What does it mean to have knowledge of Christianity?

Knowledge of Christianity is not merely an intellectual exercise; it requires a transformation of the heart and will. In the passage from Luke 4:33-44, we are reminded of instances where demons possessed knowledge of Christ yet lacked any faith or love. This example serves as a caution against having mere head knowledge without corresponding heart change. Genuine knowledge leads to hatred for sin, trust in Christ, and a pursuit of God's will in daily life. Christians are called to ensure that their understanding of Scripture produces spiritual fruit, as an unsanctified knowledge could lead to condemnation. True knowledge of God is evidenced by our actions and affections, urging us to live out our faith authentically.