Interlinear view shows the original Hebrew/Greek text with word-by-word translation (KJV).
1
Ὁ the/this/who πρεσβύτερος elder Γαΐῳ Gaius τῷ the/this/who ἀγαπητῷ beloved ὃν which ἐγὼ I/we ἀγαπῶ love ἐν in/on/among ἀληθείᾳ. truth
2
ἀγαπητέ, beloved περὶ about πάντων all εὔχομαί pray/wish for σε you εὐοδοῦσθαι get along well καὶ and ὑγιαίνειν be healthy καθὼς as/just as εὐοδοῦταί get along well σου you ἡ the/this/who ψυχή. soul
3
ἐχάρην rejoice γὰρ for λίαν greatly ἐρχομένων come/go ἀδελφῶν brother καὶ and μαρτυρούντων testify σου you τῇ the/this/who ἀληθείᾳ, truth καθὼς as/just as σὺ you ἐν in/on/among ἀληθείᾳ truth περιπατεῖς. walk
4
μειζοτέραν great τούτων this/he/she/it οὐκ no ἔχω have/be χαρὰν joy