John 5:5

ἦν δέ τις ἄνθρωπος ἐκεῖ τριάκοντα καὶ ὀκτὼ ἔτη ἔχων ἐν τῇ ἀσθενείᾳ αὐτοῦ·

Rough Word-by-word:
he was and a certain one a man there thirty and eight years having in the sickness of him,

Smooth Translation:
And a certain man was there having his sickness thirty eight years,

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

δέ post positive conjunction "and"

τις relative pronoun nominative singular masculine "a certain one"

ἄνθρωπος noun nominative singular masculine "man"

ἐκεῖ adverb "there"

τριάκοντα numeral "thirty"

καὶ conjunction "and"

ὀκτὼ numeral "eight"

ἔτη noun accusative plural neuter "year"

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

ἐν dative preposition "in"

τῇ definite article dative singular feminine "the"

ἀσθενείᾳ noun dative singular feminine "sickness, disease"

αὐτοῦ pronoun genitive singular masculine "of him"