In a day when worship is often considered in terms of how it benefits the worshiper, or how it makes a person feel, Ryle’s instruction and exhortation come as an essential call to return to God-centered worship. Public worship is for God. We must worship in a way that agrees with God’s Word and observe the parts of worship that Scripture urges us to employ. There are errors to avoid relating to worship. And then there are crucial tests for us to apply to our worship to help us discern whether we are worshiping God rightly.