These are the heads of their fathers’ houses: the sons of Reuben, the firstborn of Israel: Hanoch, Pallu, Hezron, and Carmi; these are the clans of Reuben.
14. These be the heads. The object of Moses here is to testify to all ages the origin of his race, that none may doubt that, in the free departure of the people, the promise given to Abraham was completed.
This genealogy ends in Moses and Aaron to prove they were true Israelites, bone of their bone, raised up from among their own people, just as Christ would be. God's favours do not follow the order of birth; He often prefers the younger before the elder, crossing hands according to His sovereign will, not man's expectation.
AI summary
Commenting on Exodus 6:14-30
And the sons of Simeon, Jemuel, and Jamin, and Ohad, and Jachin, and Zohar, and Shaul the son of a Canaanitish woman,.... See Gill on Gen 46:10. these are the families of Simeon; who gave rise and name to the several families of that tribe now in Egypt.