28-54 The genealogy is from hence confined to the posterity of Abraham. Let us take occasion from reading these lists of names, to think of the multitudes that have gone through this world, have done their parts in it, and then quitted it. As one generation, even of sinful men, passes away, another comes. Ec 1:4; Nu 32:14, and will do so while the earth remains. Short is our passage through time into eternity. May we be distinguished as the Lord's people.
Now these are the kings that reigned in the land of Edom,.... Which had its name from Esau, who was so called, Genesis 25:30. From hence, to the end of the chapter, an account is given of the kings and dukes of Edom, in the same order as in Genesis 30:31.
Rehoboth by the river.--Probably the same as Rehoboth Ir in Genesis 10:11, i.e., the suburbs of Nineveh. The river is Euphrates.