---
title: "Question 77: What is required in the ninth commandment? | Westminster Shorter Catechism"
description: "Westminster Shorter Catechism, question 77: What is required in the ninth commandment? The ninth commandment requireth the maintaining and promoting of truth between man and man, and of our own and our neighbor’s"
canonical: "https://ctkrp.org/shorter-catechism/question-77-what-is-required-in-the-ninth-commandment/"
source: "https://ctkrp.org/assets/rpcna-constitution-2026.pdf#page=168"
---

# Question 77: What is required in the ninth commandment? | Westminster Shorter Catechism

The ninth commandment requireth the maintaining and promoting of truth between man and man, and of our own and our neighbor’s good name, especially in witness bearing.

Scripture proofs: Zech. 8:16; 3 John 1:12; Prov. 14:5, 25.

Original source: [2026 RPCNA Constitution](https://ctkrp.org/assets/rpcna-constitution-2026.pdf#page=168)

## Related reading

- [What does “Reformed” mean?](https://ctkrp.org/learn/what-is-reformed/)
- [Westminster Confession of Faith · Chapter 19: Of the Law of God](https://ctkrp.org/confession/chapter-19-law-of-god/)
- [Westminster Shorter Catechism · Question 39: What is the duty which God requireth of man?](https://ctkrp.org/shorter-catechism/question-39-what-is-the-duty-which-god-requireth-of-man/)
- [Westminster Larger Catechism · Question 91: What is the duty which God requireth of man?](https://ctkrp.org/larger-catechism/question-91-what-is-the-duty-which-god-requireth-of-man/)
- [Question 76](https://ctkrp.org/shorter-catechism/question-76-which-is-the-ninth-commandment/)
- [Question 78](https://ctkrp.org/shorter-catechism/question-78-what-is-forbidden-in-the-ninth-commandment/)

Canonical page: https://ctkrp.org/shorter-catechism/question-77-what-is-required-in-the-ninth-commandment/