David Ravenhill emphasizes the essential unity of the Word and the Spirit in his sermon, highlighting the dangers of separating the two. He reflects on the historical divide between evangelicals and Pentecostals, urging a return to a balanced understanding that both the Scriptures and the Holy Spirit are vital for spiritual growth. Ravenhill shares personal experiences with prophetic words, illustrating their significance and the need for proper interpretation and application. He encourages the congregation to earnestly desire spiritual gifts, particularly prophecy, as a means of edification for the church. Ultimately, he calls for a fresh appreciation of both the Word of God and the Spirit of God, as they work together to fulfill God's purposes.