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The Sanctifying Power of God’s Word
📅 Contending for the Word Q&A – October 13, 2025
Question: How does God’s Word sanctify us? (John 17:17)
Introduction
In John 17:17, Jesus prayed to the Father, “Sanctify them in the truth; your word is truth.” That brief but powerful petition reveals how central Scripture is to the believer’s growth in holiness. Sanctification is the lifelong process by which God makes His people more like Christ, and His Word is the primary instrument He uses to do it.
God’s Word Reveals the Standard of Holiness
The Bible shows us who God is—His holiness, His character, and His will. Without His revelation, we would stumble in darkness, unsure of what pleases Him. But His Word shines as a lamp to our feet and a light to our path (Psalm 119:105), guiding us to live in a way that reflects His character.
God’s Word Confronts and Convicts
Hebrews 4:12 declares that the Word of God is “living and active, sharper than any two-edged sword.” Scripture pierces the heart, exposing sin, and cutting through self-deception. This conviction is not harshness but grace, as God’s kindness leads us to repentance and restores our fellowship with Him.
God’s Word Renews Our Minds
Romans 12:2 calls believers to “be transformed by the renewal of your mind.” As we read, meditate upon, and obey Scripture, the Spirit uses it to reshape our thoughts, desires, and priorities. Over time, the truth of God renews us from the inside out so that our lives reflect the mind of Christ.
God’s Word Strengthens Us to Obey
Sanctification involves not only knowing what is true but living in obedience to it. The same Word that convicts and renews also empowers. When Jesus faced temptation in the wilderness, He resisted the devil with Scripture (Matthew 4:1–11). Likewise, as we store God’s Word in our hearts, it equips us to stand firm in trials and to persevere in faithfulness.
Conclusion
So how does God’s Word sanctify us? It reveals God’s holiness, confronts sin, renews our minds, and strengthens us to obey. The Christian life is not fueled by our own strength but by the transforming power of God’s truth. The same Word that saves also sanctifies, shaping us day by day into the image of Christ until the day we see Him face to face.
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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.
