LC.163-4: The Sacraments of the New Covenant

Westminster Larger Catechism

Question 163: What are the parts of a sacrament?

Answer: "The parts of a sacrament are two; the one an outward and sensible sign, used according to Christ's own appointment; the other an inward and spiritual grace thereby signified."

Question 164: How many sacraments hath Christ instituted in His church under the New Testament?

Answer: "Under the New Testament Christ hath instituted in His church only two sacraments, baptism and the Lord's Supper."