Westminster Shorter Catechism

Q52

What are the reasons annexed to the second commandment?

The reasons annexed to the second commandment are, God’s sovereignty over us130, his propriety in us131, and the zeal he hath to his own worship132.
Duty
Ch. XXI Of Religious Worship, and the Sabbath Day

Scripture Proofs

130
Psalm 95:2-3Psalm 95:6-7Psalm 96:9-10
131
Exodus 19:5Psalm 45:11Isaiah 54:5
132
Exodus 34:141 Corinthians 10:22