An important part of Presbyterian and Reformed worship is the expository preaching of the Word of God.
What God Wants From You (Romans 12:1)James Alexander, June 30, 2013
Part of the Other series, preached at a Sunday Morning service
12:1 I appeal to you therefore, brothers, by the mercies of God, to present your bodies as a living sacrifice, holy and acceptable to God, which is your spiritual worship. (ESV)