New Testament · Epistle
The Book of 1 John
God is light, God is love — walk in both.
John gives marks of true Christian assurance: obedience, love, and right belief about Jesus.
Author and background of 1 John
Author
John the Apostle
Date written
c. AD 85-95
Original audience
The early churches.
Late first-century proto-Gnostic threat.
Major themes of 1 John
The theology of 1 John centers on god's character and glory and sin, grace, and redemption. Trace these threads as you read.
God's character and glory
Every page reveals more of who God is — His holiness, mercy, and steadfast love.
Sin, grace, and redemption
Scripture diagnoses our brokenness honestly and points us to the rescue God provides.
Covenant and promise
God binds Himself to His people in faithful, unbreakable promises fulfilled in Christ.
Worship and obedience
Faith expresses itself in a life of worship, repentance, and joyful obedience.
Key characters in 1 John
John
Beloved apostle.
Every chapter of 1 John explained
Verse-by-verse explanations and reflections for every chapter of 1 John — ideal for personal study, devotionals, and small group discussion.
How to apply 1 John today
1 John is not just history — it is God's Word for your life this week. Try these practical steps:
- Read prayerfully, asking the Spirit to teach and convict you.
- Identify one truth about God and one truth about yourself in every chapter.
- Look for Christ — every book testifies of Him (Luke 24:27).
- Turn what you read into prayer and obedience this week.
Pray 1 John back to God
- Father, open my eyes to behold wondrous things in Your Word (Ps. 119:18).
- Lord, give me a soft heart that trembles at Your Word (Isa. 66:2).
- Spirit of God, conform me to Christ as I read.
- Help me to be a doer of the Word and not a hearer only (James 1:22).
Study 1 John more deeply
Explore themes, characters, historical context, application guides, and devotionals built for 1 John.
Keep going · Amazon picks
Go deeper into 1 John on Amazon
Hand-picked search shortcuts to trusted commentaries, study Bibles, and devotionals on 1 John. Purchases through these links support this ministry at no extra cost to you.
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The Letters of John — John Stott (TNTC)
Classic evangelical commentary on 1-3 John.
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1-3 John For You — Josh Moody
Accessible expositional guide.
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Bible study journal
A journal for notes, prayer, and reflection as you work through this content.
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1 John — frequently asked questions
+Who wrote the book of 1 John?
John the Apostle — written around c. AD 85-95.
+What is the main message of 1 John?
God is light, God is love — walk in both.
+How many chapters are in 1 John?
1 John has 5 chapters.
+Who was 1 John written to?
The early churches.
+What are the key themes of 1 John?
God's character and glory; Sin, grace, and redemption; Covenant and promise; Worship and obedience.