Parallel
Luke 2:6
Patriarchal Greek New Testament (1904) · Berean Standard Bible
ἐγένετο δὲ ἐν τῷ εἶναι αὐτοὺς ἐκεῖ ἐπλήσθησαν αἱ ἡμέραι τοῦ τεκεῖν αὐτήν,
While they were there, the time came for her Child to be born.