---
title: "Question 163: What are the parts of a Sacrament? | Westminster Larger Catechism"
description: "Westminster Larger Catechism, question 163: What are the parts of a Sacrament? The parts of a Sacrament are two: the one, an outward and sensible sign used according to Christ’s own appointment; the other"
canonical: "https://ctkrp.org/larger-catechism/question-163-what-are-the-parts-of-a-sacrament/"
source: "https://ctkrp.org/assets/rpcna-constitution-2026.pdf#page=149"
---

# Question 163: What are the parts of a Sacrament? | Westminster Larger Catechism

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.

Scripture proofs: Matt. 3:11; 1 Pet. 3:21; Rom. 2:28-29.

Original source: [2026 RPCNA Constitution](https://ctkrp.org/assets/rpcna-constitution-2026.pdf#page=149)

## Related reading

- [Baptism and the children of believers](https://ctkrp.org/learn/topics/baptism/)
- [Westminster Confession of Faith · Chapter 27: Of the Sacraments](https://ctkrp.org/confession/chapter-27-sacraments/)
- [Westminster Shorter Catechism · Question 91: How do the Sacraments become effectual means of salvation?](https://ctkrp.org/shorter-catechism/question-91-how-do-the-sacraments-become-effectual-means-of-salvation/)
- [Westminster Larger Catechism · Question 161: How do the Sacraments become effectual means of salvation?](https://ctkrp.org/larger-catechism/question-161-how-do-the-sacraments-become-effectual-means-of-salvation/)
- [Question 162](https://ctkrp.org/larger-catechism/question-162-what-is-a-sacrament/)
- [Question 164](https://ctkrp.org/larger-catechism/question-164-how-many-sacraments-hath-christ-instituted-in-his-church/)

Canonical page: https://ctkrp.org/larger-catechism/question-163-what-are-the-parts-of-a-sacrament/