Beware of Forsaking the Sabbath
J.C. Ryle (1816–1900) warns against disregarding the Fourth Commandment, and how the path of profaning the Sabbath will eventually lead to apostasy.
Literature
Family Worship
This edifying treatise by J.H. Merle d'Aubigné traces the history of family worship, lists motives for undertaking it, and provides directions on how to conduct it. He decries the absurdity of Christian households that do not regularly assemble to worship God as a family.
Walking With God
Henry Scudder (1584–1659) defines what it is to walk with God, describes its characteristics and various evidences it produces, and gives reasons why walking with God is essential to those who are called by His name.
A Word to Hypocrites
John Bunyan (1628–1688) defines and exposes the nature of a true hypocrite—one who appears to be something in men's eyes but who is in fact nothing in the sight of God.
Of the Lord's Day, Sermons, and Weekdays
John Bunyan exhorts Christians to keep the Lord's Day holy, attend to public worship with due reverence, maintain a studious Christian life, and diligently start and end each day with serious reflection.