is more than attaching a Band-Aid to a wound; it is also a prophylaxis to prevent the affliction. Doctrinal preaching is trifocal in nature. Apologetically, it affirms what is orthodox, or correct, teaching; it contends for “the faith that was once for all entrusted to the saints” (Jude 3 NIV). Apologetics argues for what the church has believed on the basis of God’s Word. Polemically, doctrinal preaching stands against false teaching; it sets the church in order when heresies have infected her life.