Now after these things it was told to Abraham, “Behold, Milcah also has borne children to your brother Nahor:
This is recorded here, 1. To show that though Abraham saw his own family highly dignified with peculiar privileges, admitted into covenant, and blessed with the entail of the promise, yet he did not look with contempt and disdain upon his relations, but was glad to hear of the increase and prosperity of their families. 2.
Commenting on Genesis 22:20-24
Huz his firstborn, and Buz his brother,.... The first of these gave name to the land of Uz, where Job dwelt, and who seems to be a descendant of this man, Job 1:1; and from whom sprung the Ausitae of Ptolemy (p), who dwelt near Babylon and by the Euphrates.
Behold, Milcah, she hath also borne children unto thy brother - This short history seems introduced solely for the purpose of preparing the reader for the transactions related Genesis 24, and to show that the providence of God was preparing, in one of the branches of the family of Abraham, a suitable spouse for his son Isaac.