As Korah, and as his company, i.e. that he do not imitate them in their sin, and therefore bring upon himself the same plague. To him, i.e. to Eleazar. These words belong to Numbers 16:38; the meaning is, that Eleazar did as God bade him.
Related Commentaries of Numbers 16:40
Numbers 16:40
40 To be a memorial unto the children of Israel, that no stranger, which is not of the seed of Aaron, come near to offer incense before the LORD; that he be not as Korah, and as his company: as the LORD said to him by the hand of Moses.