Westminster Shorter Catechism

Q54

What is required in the third commandment?

The third commandment requireth the holy and reverent use of God’s names, titles134, attributes135, ordinances136, Word137, and works138.
Duty
Ch. XXII Of Lawful Oaths and Vows

Scripture Proofs

134
Deuteronomy 10:20Psalm 29:2Matthew 6:9
135
1 Chronicles 29:10-13Revelation 15:3-4
136
Acts 2:421 Corinthians 11:27-28
137
Psalm 138:2Revelation 22:18-19
138
Psalm 107:21-22Revelation 4:11