Q. 103. What does God require in the fourth commandment?
A. First, that the ministry of the gospel and the schools be maintained; [a] and that I, especially on the sabbath, that is, on the day of rest, diligently frequent the church of God, [b] to hear his word, [c] to use the sacraments, [d] publicly to call upon the Lord, [e] and contribute to the relief of the poor. [f] Secondly, that all the days of my life I cease from my evil works, and yield myself to the Lord, to work by his Holy Spirit in me: and thus begin in this life the eternal sabbath. [g]