Behold, at this time tomorrow I will rain down the worst hail that has ever fallen on Egypt, from the day it was founded until now.
18. Behold, tomorrow about this time. God now indicates the kind of punishment which He was prepared to inflict, viz., that He would smite with hail both man and beast, and a part of the crops. It sometimes, indeed, happens that the corn is destroyed by hail, and occasionally that great injury is thus inflicted even on men and beasts; nay, it is regarded as...
Here is, I. A general declaration of the wrath of God against Pharaoh for his obstinacy. Though God has hardened his heart (Exo 9:12), yet Moses must repeat his applications to him; God suspends his grace and yet demands obedience, to punish him for requiring bricks of the children of Israel when he denied them straw.
Commenting on Exodus 9:13-21
Behold, tomorrow about this time,.... It was now the fourth day of the month Abib, and the fifth when the following was inflicted: I will cause it to rain a very grievous hail; which should fall very thick, and the hailstones be very numerous and heavy, and the storm last long: such as hath not been in Egypt since the foundation thereof, even until now...