John 5:12

ἠρώτησαν αὐτόν· τίς ἐστιν ὁ ἄνθρωπος ὁ εἰπών σοι· ἆρον καὶ περιπάτει;

Rough Word-by-word:
they asked him, "Who is the man the man who said to you, 'You take up and you walk about'"?

Smooth Translation:
They asked him, "Who is the man who said to you, 'Take up and walk'"?

ἠρώτησαν verb aorist active indicative 3rd plural from ἐρωτάω (I ask) "they asked"

αὐτόν pronoun accusative singular masculine "him"

τίς interrogative pronoun "who"

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

ὁ definite article nominative singular masculine "the"

ἄνθρωπος noun nominative singular masculine "man"

ὁ definite article nominative singular masculine "the"

εἰπών aorist active participle nominative singular masculine from λέγω (I say) "man who said"

σοι pronoun dative 2nd singular "to you"

ἆρον verb aorist active imperative 2nd singular from αἴρω (I take up) "you take up"

καὶ conjunction "and"

περιπάτει verb present active imperative 2nd singular from περιπατέω (I walk about) "you walk about"