Calvin has already established his understanding of "a twofold government" to which human beings are subject: an inward government in which God rules over the individual human soul for eternal life and an outward government in which God through human government establishes civil justice and outward morality (4.20.1).
Marriage has been instituted by God, but it is not a sacrament. Many are the good things which God has instituted, but that does not make them sacraments, which are, by definition, signs and ceremonies to confirm God's promise to us. The fact that marriage illustrates Christ's relationship to the church does not make it a sacrament either - many are the things that illustrate it, but they are not sacraments.
Without doubt, the Minor Prophets are the books in the Bible that frighten us the most. So many visions, so many details, so many things seem so unclear. Many Christians never brave these books. This, however, is a great tragedy. The Minor Prophets--though in many places hard to understand--provide us with some of the richest glimpses of the Gospel in the Old Testament.
John Newton and God’s Amazing Grace
Ann Griffiths and Her Sea of Wonders
A Short and Intense Life
The Doctrine of Angels
Jonathan and James tackle a topic somewhat underemphasized in Reformed circles, and—perhaps—overemphasized elsewhere. Should we give more attention to angels? What are the benefits of studying the few verses in Scriptures that address these holy and glorious creatures?