a division. Hebrew. padah = redemption. See notes on Exodus 6:6 with Exodus 13:13. This it is which makes the division between those who are the LORD'S people and those who are not. It is the Figure of speech Metonymy (of the Subject), App-6, by which the redemption is put for the judgment which was the sign of it. Compare Psalms 111:9; Psalms 130:7.
Related Commentaries of Exodus 8:23
Exodus 8:23
23 And I will put a divisione between my people and thy people: to morrow shall this sign be.