43 καὶ (and) τελειωσάντων (having completed) τὰς (the) ἡμέρας (days), ἐν (in) τῷ (the) ὑποστρέφειν (returning) αὐτοὺς (of them), ὑπέμεινεν (remained behind) Ἰησοῦς (Jesus) ὁ (the) παῖς (boy) ἐν (in) Ἰερουσαλήμ (Jerusalem). καὶ (But) οὐκ (not) ἔγνωσαν (knew) οἱ (the) γονεῖς (parents) αὐτοῦ (of Him).