1) The document discusses the first commandment "You shall have no other gods before me" and how it forbids idolatry, superstition, and putting anything in higher priority than God.
2) It explains various sins against faith, hope, charity and religion that violate this commandment such as doubt, disbelief, despair, presumption, indifference and hatred toward God.
3) It also discusses other religious violations like idolatry, divination, sacrilege, tempting God, and how even non-religious worldviews like atheism, agnosticism, and humanism can contradict the first commandment if they do not acknowledge God.