α4511Αὐτὸν κέκρουκας τὸν βατῆρα τῆς θύρας
you have hit the very threshold of the door
[sc. A proverbial saying] in reference to those speaking truthfully; in effect, you have come to the truth itself.
Αὐτὸν κέκρουκας τὸν βατῆρα τῆς θύρας· ἐπὶ τῶν ἀληθευόντων· οἷον ἐπ' αὐτὴν ἐλήλυθας τὴν ἀλήθειαν.