 and God's design to establish hearts blameless in holiness, and says preaching is the way this 1 Thessalonians 3.13 will get done. So listen to the catechism. The Spirit of God maketh the reading, but especially the preaching of the Word, an effectual means of enlightening, convincing, and humbling sinners, of driving them out of themselves and drawing them unto Christ, of conforming them to His image.