Q. 45–48, The First Commandment

Q. 45. Which is the first commandment?
A. The first commandment is, Thou shalt have no other gods before me.

Q. 46. What is required in the first commandment?
A. The first commandment requireth us to know and acknowledge God to be the only true God, and our God; and to worship and glorify him accordingly.

Q. 47. What is forbidden in the first commandment?
A. The first commandment forbiddeth the denying, or not worshiping and glorifying the true God as God, and our God; and the giving of that worship and glory to any other, which is due to him alone.

Q. 48. What are we specially taught by these words before me in the first commandment?
A. These words before me in the first commandment teach us that God, who seeth all things, taketh notice of, and is much displeased with, the sin of having any other god.

Proof Texts

Q. 45: Ex. 20:3. Deut. 5:7. Q. 46: 1 Chron. 28:9; Isa. 45:20–25; Matt. 4:10. Q. 47: Ps. 14:1; Rom. 1:20–21; Ps. 81:10–11; Ezek. 8:16–18; Rom. 1:25. Q. 48: Deut. 30:17–18; Ps. 44:20–21; Ezek. 8:12.

Harmony with the Westminster Standards

WLC 103-106.

Additional Resources

Sermons by James Cassidy on the Westminster Shorter Catechism

Questions 43-45: “New Obedience”

Question 46: “Who Do You Serve?”

Questions 47-48: “The Worshipping Unbeliever”


Hodge, The System of Theology Contained in the Westminster Shorter Catechism, 86-89.

Vincent, The Shorter Catechism of the Westminster Assembly Explained and Proved From Scripture, 117-121.

Vos, The Westminster Larger Catechism, 259-281.

Watson, The Ten Commandments, 49-59.

Whyte, A Commentary on the Shorter Catechism, 110-112.

Williamson, The Westminster Shorter Catechism for Study Classes, 193-204.

On Key


Van Til’s Trinitarian Theology

Designed to equip the student to engage critically central issues in trinitarian theology, this course will focus on the architectonic significance of the Trinity both