Lord’s Day 46—Questions and Answers #120 and #121. This sermon considers the preamble to the Lord’s Prayer, which is the prayer that Christ gave to his disciples. First he taught them how to address God, as it is expounded for us in Lord’s Day 46; under these three heads: 1. It is Grounded in the Finished Work of Christ. 2. It is the Language of a Child. 3. It Expresses Reverence for God.