Lord’s Day 1 — Question and Answer #2 This sermon delves into the historical background of the Heidelberg Catechism, that we might personally connect with basic Christian doctrine in all ages. Come along with us as we follow the Heidelberg Catechism on a theological journey through the Word of God, under these three points: 1. Experiential Acquaintance with Sin 2. Experiential Acquaintance with Salvation 3. Experiential Acquaintance with Sanctification.