Jamieson, Fausset and Brown on Leviticus 10:4-5

4-5. Moses called Mishael and Elzaphan--The removal of the two corpses for burial without the camp would spread the painful intelligence throughout all the congregation; and the remembrance of so appalling a judgment could not fail to strike a salutary fear into the hearts both of priests and people. The interment of the priestly vestments along with Nadab and Abihu, was a sign of their being polluted by the sin of their irreligious wearers.