Heidelberg Catechism--103 Q. What is God's will for you in the fourth commandment- --A. First, that the gospel ministry and schools for it be maintained, and that, especially on the festive day of rest, -I diligently attend the assembly of God's people -to learn what God's Word teaches, -to participate in the sacraments, -to pray to the Lord publicly, -and to bring Christian offerings for the poor. --Second, that every day of my life I rest from my evil ways, -let the Lord work in me through his Spirit, -and so begin in this life the eternal Sabbath.