So the LORD sent venomous snakes among the people, and many of the Israelites were bitten and died.
6. And the Lord sent fiery serpents. Their ingratitude was justly and profitably chastised by this punishment; for they were practically taught that it was only through God’s paternal care that they had been previously free from innumerable evils, and that He was possessed of manifold forms of punishment, whereby to take vengeance on the wicked.
Here is, I. The fatigue of Israel by a long march round the land of Edom, because they could not obtain passage through it the nearest way: The soul of the people was much discouraged because of the way, Num 21:4.
Commenting on Numbers 21:4-9
And the Lord sent fiery serpents among the people,.... Of which there were great numbers in the deserts of Arabia, and about the Red sea; but hitherto the Israelites were protected from them by the cloud about them, but sinning, the Lord suffered them to come among them, to punish them; these are called fiery, either from their colour, for in Arabia, as there were...