Lord’s Day 37—Questions and Answers #101 and #102. In the last sermon, we learned that the swearing of an oath belongs to the Third Commandment. In this sermon, Rev. Elshout will show us from the Word of God why that is so, and what it means for us; under three heads: 1. The Proper Use of the Oath. 2. The Abuse of the Oath. 3. God’s Use of the Oath.