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Contending for the Word, October 5, 2025
The Sufficiency of Scripture for Life and Godliness
Introduction
We live in an age of endless advice, with self help books, podcasts, cultural movements, and philosophies all claiming to provide the answers we need. But Christians must ask, Why is Scripture sufficient for life and godliness? The doctrine of the sufficiency of Scripture affirms that the Bible is complete and fully adequate for all that pertains to salvation, godliness, and faithful living.
The Sufficiency of Scripture
When we speak of sufficiency, we do not mean the Bible contains exhaustive knowledge about every subject, like mathematics, medicine, or technology. Rather, sufficiency means that God’s Word provides all we need to know Him, to be saved by Christ, and to live in obedience to Him.
Peter declares in 2 Peter 1:3, “His divine power has granted to us all things that pertain to life and godliness, through the knowledge of him who called us to his own glory and excellence.” Likewise, Paul says in 2 Timothy 3:16–17 that Scripture equips the believer for every good work.
Why It Matters
If Scripture is sufficient, then we do not need to add new revelations, cultural trends, or human philosophies to supplement God’s Word. False teachings often arise by undermining sufficiency, claiming that the Bible is not enough, and that we need something more. God’s people must be anchored in the truth that His Word is final, complete, and fully adequate.
Application
When you face trials, questions, or decisions, do you run first to human wisdom or to God’s Word? Let the sufficiency of Scripture shape your habits. Seek God’s guidance in His Word before turning to other voices. The Bible is not only a source of comfort, it is the complete guide for faith and life.
The sufficiency of Scripture gives us confidence to live faithfully in a confusing world. God has already given us everything we need in His Word to walk in holiness, to persevere in trials, and to grow in grace.
Scripture References
- 2 Peter 1:3
- 2 Timothy 3:16–17
- Hebrews 4:12
- Psalm 19:7–11
- Psalm 119:97–105
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Dave Jenkins is happily married to his wife, Sarah. He is a writer, editor, and speaker living in beautiful Southern Oregon. Dave is a lover of Christ, His people, the Church, and sound theology. He serves as the Executive Director of Servants of Grace Ministries, the Executive Editor of Theology for Life Magazine, the Host and Producer of Equipping You in Grace Podcast, and is a contributor to and producer of Contending for the Word. He is the author of The Word Explored: The Problem of Biblical Illiteracy and What To Do About It (House to House, 2021), The Word Matters: Defending Biblical Authority Against the Spirit of the Age (G3 Press, 2022), and Contentment: The Journey of a Lifetime (Theology for Life, 2024). You can find him on Facebook, Twitter, Instagram, Youtube, or read his newsletter. Dave loves to spend time with his wife, going to movies, eating at a nice restaurant, or going out for a round of golf with a good friend. He is also a voracious reader, in particular of Reformed theology, and the Puritans. You will often find him when he’s not busy with ministry reading a pile of the latest books from a wide variety of Christian publishers. Dave received his M.A.R. and M.Div through Liberty Baptist Theological Seminary.