John 3:29

ὁ ἔχων τὴν νύμφην νυμφίος ἐστίν· ὁ δὲ φίλος τοῦ νυμφίου, ὁ ἑστηκὼς καὶ ἀκούων αὐτοῦ, χαρᾷ χαίρει διὰ τὴν φωνὴν τοῦ νυμφίου. αὕτη οὖν ἡ χαρὰ ἡ ἐμὴ πεπλήρωται.

Rough Word-by-word:
The one having the bride bridegroom he is, but the friend the of bridegroom, the one having stood and hearing of him, for joy he rejoices for the sake of the voice the of bridegroom. This therefore the joy the my she has been filled.

Smooth Translation:
The one having the bride is [the] bridegroom, but the friend of the bridegroom, the one having stood and hearing of him, he rejoices for joy for the sake of the voice of the bridegroom. Therefore, this my joy has been filled.

ὁ definite article nominative singular masculine "the"

ἔχων present active participle nominative singular masculine from ἔχω (I have) "one having"

τὴν definite article accusative singular feminine "the"

νύμφην noun accusative singular feminine "bride"

νυμφίος noun nominative singular masculine "bridegroom"

ἐστίν verb present indicative 3rd singular from εἰμί (I am) "he is"

ὁ definite article nominative singular masculine "the"

δὲ post positive conjunction "and/but"

φίλος adjective nominative singular masculine "friend"

τοῦ definite article genitive singular masculine "the"

νυμφίου noun genitive singular masculine "of bridegroom"

ὁ definite article nominative singular masculine "the"

ἑστηκὼς perfect active participle nominative singular masculine from ἵστημι (I stand) "one having stood"

καὶ conjunction "and"

ἀκούων present active participle nominative singular masculine from ἀκούω (I hear) "hearing" (I'm not really sure whether this should be considered attributive or predicate. Does the καὶ joining the two participles carry the adjectival use of the first to the second?)

αὐτοῦ pronoun genitive singular masculine "of him"

χαρᾷ noun dative singular feminine "to joy/for joy"

χαίρει verb present active indicative 3rd singular from χαίρω (I rejoice) "he rejoices"

διὰ preposition with accusative "for the sake of"

τὴν definite article accusative singular feminine "the"

φωνὴν noun accusative singular feminine "sound/voice"

τοῦ definite article genitive singular masculine "the"

νυμφίου noun genitive singular masculine "of bridegroom"

αὕτη demonstrative pronoun nominative singular feminine "this"

οὖν conjunction "then/therefore"

ἡ definite article nominative singular feminine "the"

χαρὰ noun nominative singular feminine "joy"

ἡ definite article nominative singular feminine "the"

ἐμὴ 1st person emphatic pronoun nominative singular feminine used adjectivally "my"

πεπλήρωται verb perfect passive indicative 3rd singular from πληρόω (I fill) "[she] it has been filled"