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Galatians 6:3
Robinson-Pierpont Byzantine Textform · Berean Standard Bible
Εἰ γὰρ δοκεῖ τις εἶναί τι, μηδὲν ὤν, ἑαυτὸν φρεναπατᾷ·
If anyone thinks he is something when he is nothing, he deceives himself.