Matthew Henry on 1 Chronicles 2:18–end
The persons mentioned in the former paragraph are most of them such as we read of, and most of them such as we read much of, in other scriptures; but very few of those to whom this paragraph relates are mentioned any where else. It should seem, the tribe of Judah were more full and exact in their genealogies than any other of the tribes, in which we must acknowledge a special providence, for the clearing of the genealogy of Christ. 1. Here we find Bezaleel, who was head-workman in building the tabernacle, Exo 31:2. 2. Hezron, who was the son of Pharez (Ch1 2:5), was the father of all this progeny, his sons, Caleb and Jerahmeel, being very fruitful, and he himself likewise, even in his old ag…
Read the whole note in the consoleJamieson-Fausset-Brown on 1 Chronicles 2:18
POSTERITY OF CALEB. (1Ch. 2:18-55)
Caleb the son of Hezron--The notices concerning this person appear confused in our version. In Ch1 2:19 he is said to be the father of Hur, whereas in Ch1 2:50 he is called "the son of Hur." The words in this latter passage have been transposed in the copying, and should be read thus, "Hur the son of Caleb."
begat children of Azubah his wife, and of Jerioth--The former was his spouse, while Jerioth seems to have been a secondary wife, and the mother of the children whose names are here given. On the death of his principal wife, he married Ephrath, and by her had Hur [Ch1 2:19].
Adam Clarke on 1 Chronicles 2:20
Uri begat Bezaleel - This was probably the famous artist mentioned Exo 31:2 (note), etc., where see the notes.
John Gill on 1 Chronicles 2:20
And Hur begat Uri, and Uri begat Bezaleel. Who yet is not thought to be the same Bezaleel we read of in Exodus 31:2 though the fathers and grandfathers of both have the same names, and were of the same tribe.
Keil & Delitzsch on 1 Chronicles 2:20