It is worthy observation, that while the LORD is taking such especial care of Israel, his first-born, the LORD is compelling the Egyptians to attend the funerals of their first-born. Reader! never forget distinguishing grace. Psalms 89:27.
Related Commentaries of Numbers 33:4
Numbers 33:4
4 For the Egyptians buried all their firstborn, which the LORD had smitten among them: upon their gods also the LORD executed judgments.