Against any of the children of Israel, &c.— Observe here, again, the Lord's distinction of the Israelites. The phrase, a dog shall not move his tongue, is proverbial; and imports, that they should depart with the utmost peace and quietness. See Jdt 11:19.
Related Commentaries of Exodus 11:7
Exodus 11:7
7 But against any of the children of Israel shall not a dog move his tongue, against man or beast: that ye may know how that the LORD doth put a difference between the Egyptians and Israel.