John 3:23

ἦν δὲ καὶ Ἰωάννης βαπτίζων ἐν Αἰνὼν ἐγγὺς τοῦ Σαλείμ, ὅτι ὕδατα πολλὰ ἦν ἐκεῖ, καὶ παρεγίνοντο καὶ ἐβαπτίζοντο·

Rough Word-by-word:
he was and also John was baptizing in Aenon near the of Salem, because waters many [was] were there, and they were coming and they were being baptized.

Smooth Translation:
John was baptizing also in Aenon near Salem, because many waters were there, and they were coming and being baptized.

ἦν verb imperfect indicative 3rd singular from εἰμί (I am) "he was"

δὲ post positive conjunction "and/but"

καὶ conjunction used as an adverb "also"

Ἰωάννης proper noun nominative singular masculine "John"

βαπτίζων present active participle nominative singular masculine from βαπτίζω (I baptize) "was baptizing" (adverbial use of the participle translated as at the same time as the main verb)

ἐν dative preposition "in"

Αἰνὼν proper noun dative singular feminine "Aenon" (indeclinable)

ἐγγὺς adverb "near"

τοῦ definite article genitive singular masculine "the"

Σαλείμ proper noun genitive singular neuter "Salem"

ὅτι conjunction "that/because"

ὕδατα noun nominative plural neuter "waters"

πολλὰ adjective nominative plural neuter "much/many"

ἦν verb imperfect indicative 3rd singular from εἰμί (I am) "[it was] they were"

ἐκεῖ adverb "there"

καὶ conjunction "and"

παρεγίνοντο imperfect passive deponent indicative 3rd plural from παραγίνομαι (I come/I arrive/I appear) "they were coming" (compound - literally "to become by or near")

καὶ conjunction "and"

ἐβαπτίζοντο imperfect passive indicative 3rd plural from βαπτίζω (I baptize) "they were being baptized"