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Question 66 what is the reason annexed to the fifth commandment? The reason annexed to the fifth commandment is a promise of long life and prosperity as far as it shall serve for God's glory and their own good to all such as keep this commandment.
Podcast: The Westminster Shorter Catechism with Sinclair Ferguson
Episode: Question & Answer 66
Date: June 2, 2026
Host: Ligonier Ministries
This episode focuses on Question 66 of the Westminster Shorter Catechism, addressing the particular motivation or "reason annexed" to the fifth commandment: a promise of long life and prosperity to those who honor it. Dr. Sinclair Ferguson explores how this promise is not simply a reward but is deeply connected to God's glory and the spiritual good of His people. The discussion emphasizes the importance of mastering foundational biblical truths as a prerequisite for deeper spiritual growth.
Summary:
Dr. Ferguson explains the promise attached to the fifth commandment (to "honor your father and your mother") as articulated in the catechism: long life and prosperity for those who keep it, "as far as it shall serve for God's glory and their own good."
“[00:03] The reason annexed to the fifth commandment is a promise of long life and prosperity as far as it shall serve for God's glory and their own good to all such as keep this commandment.”
Summary:
Dr. Ferguson stresses the importance of teaching and embracing the foundational doctrines (the "milk") so that Christians can mature and appreciate the wider richness of Scripture (the "meat").
Key Insight: Helping others grasp even the basic promises and stipulations of God's law is a crucial step in effective discipleship.
“...before we can savor large portions of sound doctrine, we need to be able to digest the basics of biblical truth.” (Paraphrased from the episode description and tone)
Dr. Sinclair Ferguson [00:03]:
“The reason annexed to the fifth commandment is a promise of long life and prosperity as far as it shall serve for God's glory and their own good to all such as keep this commandment.”
Host (Paraphrased, throughout):
“Spiritual growth depends on a healthy diet that includes both the milk and meat of God’s Word.”
Dr. Sinclair Ferguson (Tone and Emphasis):
“Whether you are a pastor, Sunday school teacher, or parent, helping others enjoy the ‘solid food’ of Scripture is one of the most important components of discipleship.”
| Segment | Timestamp | |-------------------------------|-----------| | Introduction and Question | 00:03 | | Explanation of the Promise | 00:10 | | Application for Discipleship | 00:30 | | Encouragement for Teachers | 01:00 |
This concise episode addresses the importance of understanding the motivating reasons God attaches to His commandments, specifically the fifth. Sinclair Ferguson highlights that God's promises are always shaped by His wisdom and glory, and that teaching others — especially the basics — is foundational for deeper discipleship. Both teachers and learners are encouraged to savor the solid food of doctrine, firmly rooted in the catechism’s vision.
