“And this is his commandment, That we should believe on the name of his Son Jesus Christ, and love one another, as he gave us commandment.”
My Notes
What Does 1 John 3:23 Mean?
1 John 3:23 distills the entire Christian life into a single commandment with two inseparable parts: "That we should believe on the name of his Son Jesus Christ, and love one another, as he gave us commandment." Believe and love. Vertical and horizontal. Faith toward God and action toward people.
The Greek structure treats these as one commandment — entolē, singular — not two. John isn't giving a list. He's describing a single reality with two expressions. Belief in Jesus and love for one another aren't separate obligations you check off independently. They're two sides of the same coin. You can't genuinely believe in Christ without loving people, and you can't truly love people (in the way John means) without believing in Christ.
The phrase "believe on the name" — pisteusōmen tō onomati — means to trust in the person and character that the name represents. And "love one another" — agapōmen allēlous — uses the present tense: keep on loving. It's continuous, not episodic. John's vision of the Christian life is beautifully simple: ongoing trust in Jesus, expressed through ongoing love for the people around you. Everything else is commentary.
Reflection Questions
- 1.Has your faith become more complicated than 'believe and love'? What accumulated complexity might you need to set down?
- 2.Which half comes more naturally to you — belief (trusting Jesus) or love (serving people)? What would it look like to strengthen the weaker half?
- 3.John treats belief and love as one commandment, not two. Have you seen what happens when someone tries to separate them — belief without love, or love without belief?
- 4.If you stripped your faith down to these two essentials today, what would stay and what would fall away?
Devotional
If you've ever felt overwhelmed by the complexity of the Christian life — the doctrines to master, the disciplines to maintain, the rules to follow, the debates to navigate — John simplifies everything into one sentence: believe in Jesus and love each other.
That's it. That's the commandment. Singular.
Not believe the right theology and attend the right church and read the right number of chapters and pray for the right amount of time. Believe in Jesus. Trust His name. Rest in who He is. And then let that belief flow outward into love for the people God puts in front of you.
John makes these inseparable on purpose. The person who says "I believe in Jesus" but treats people with contempt has separated what God joined. And the person who says "I love everyone" but doesn't anchor that love in Christ is building on a foundation that will eventually crack. Belief without love is dead religion. Love without belief is sentimentality. Together, they're the whole commandment.
If your faith has become complicated — weighed down with obligations and expectations and performance anxiety — this verse is permission to return to the essentials. Do you believe in Jesus? Are you loving the people around you? If yes, you're obeying the commandment. Everything else flows from those two things. And they're really one thing.
Commentary
Trusted original commentary from respected historical Bible scholars and theologians.
And he that keepeth his commandments,.... Attends to those instructions and declarations concerning faith in Christ, and…
And this is his commandment - His commandment, by way of eminence; the leading, principal thing which he enjoins on us;…
That we should believe on the name of his Son - We are commanded to believe on Christ, that for the sake of his passion…
The apostle, having mentioned keeping the commandments, and pleasing God, as the qualification of effectual petitioners…
And this is his commandment Or, And His commandment is this; see on 1Jn 1:5. Here the singular is right: the various…
Cross References
Related passages throughout Scripture