1 John 3:10

By this the children of God are distinguished from the children of the devil: Anyone who does not practice righteousness is not of God, nor is anyone who does not love his brother.

Berean Standard Bible

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Study note

Setting — John writes to a community being divided by a secessionist teacher, giving them a visible test to distinguish genuine believers from impostors. The immediate context (3:9–11) moves from the mark of not sinning to the command to love one another.

The words — φανερὰ (phanera, "manifest") carries a strong, undeniable sense — not a subtle or debatable distinction but one that is plainly visible. The verse frames the difference as something observable, not merely internal.

The thread — 1 John 4:8 tightens the link between love and knowing God; 3 John 1:11 echoes the same binary (good = of God, evil = not seen God). Matthew 13:38 uses the "sons of the kingdom" / "sons of the evil one" contrast in parabolic form.

Why it lands — It reduces the question "Are you truly of God?" to two observable practices: doing righteousness and loving your brother. It asks the reader to stop negotiating with their own behavior and measure it against these marks.

Drafted by a language model from the text, its original words and its cross-references, then checked against them. It can still be wrong: open the verse in the app to report it.

The Greek words

King James Version

In this the children of God are manifest, and the children of the devil: whosoever doeth not righteousness is not of God, neither he that loveth not his brother.

Cross-references

1 John 4:8 Whoever does not love does not know God, because God is love.
3 John 1:11 Beloved, do not imitate what is evil, but what is good. The one who does good is of God; the one who does evil has not seen God.
Matthew 13:38 The field is the world, and the good seed represents the sons of the kingdom. The weeds are the sons of the evil one,
Luke 6:35 But love your enemies, do good to them, and lend to them, expecting nothing in return. Then your reward will be great, and you will be sons of the Most High; for He is kind to the ungrateful and wicked.
John 8:44 You belong to your father, the devil, and you want to carry out his desires. He was a murderer from the beginning, refusing to uphold the truth, because there is no truth in him. When he lies, he speaks his native language, because he is a liar and the father of lies.
1 John 4:21 And we have this commandment from Him: Whoever loves God must love his brother as well.
John 8:47 Whoever belongs to God hears the words of God. The reason you do not hear is that you do not belong to God.”
1 John 3:7 Little children, let no one deceive you: The one who practices righteousness is righteous, just as Christ is righteous.
Ephesians 5:1 Be imitators of God, therefore, as beloved children,
1 John 4:3 and every spirit that does not confess Jesus is not from God. This is the spirit of the antichrist, which you have heard is coming and which is already in the world at this time.