Καὶ δώσω διαστολὴν ἀνὰ μέσον τοῦ ἐμοῦ λαοῦ καὶ ἀνὰ μέσον τοῦ σοῦ λαοῦ· ἐν δὲ τῇ αὔριον ἔσται τοῦτο ἐπὶ τῆς γῆς.
And I will give a distinction between my people and your people, then on tomorrow this shall be on the land.
8:19
ושׂמתי פדת בין עמי ובין עמך למחר יהיה האת הזה׃
* ἔσται | some MSS + τὸ σημεῖον
* distinction OR difference OR separationn
Exodus 8:23 in Septuagint = Exodus 8:19 in the Hebrew Bible