Parallel
Exodus 12:18
Rahlfs Septuagint (1935) · Berean Standard Bible
ἐναρχομένου τῇ τεσσαρεσκαιδεκάτῃ ἡμέρᾳ τοῦ μηνὸς τοῦ πρώτου ἀφ᾿ ἑσπέρας ἔδεσθε ἄζυμα ἕως ἡμέρας μιᾶς καὶ εἰκάδος τοῦ μηνὸς ἕως ἑσπέρας
In the first month you are to eat unleavened bread, from the evening of the fourteenth day until the evening of the twenty-first day.