John Gills Exposition of the Bible Commentary - Genesis 36:12
And Timna was concubine to Eliphaz, Esau's son ,.... She is said to be the sister of Lotan, the eldest son of Seir the Horite, Genesis 36:22 ; in 1 Chronicles 1:36 mention is made of Timna among the sons of Eliphaz, and of Duke Timnah here, Genesis 36:40 ; and Gerundinsis F25 Apud Menasseh ben Israel, conciliator in Gen. Quaest. 57. p. 81. is of opinion, that Timnah the concubine of Eliphaz, after she had bore Amalek, conceived and bore another son, and she dying in childbirth,... read more
Matthew Henry's Complete Commentary - Genesis 36:9-19
Observe here, 1. That only the names of Esau's sons and grandsons are recorded, only their names, not their history; for it is the church that Moses preserves the records of, not the record of those that are without. Those elders that lived by faith alone obtained a good report. It is Sion that produces the men of renown, not Seir, Ps. 87:5. Nor does the genealogy go any further than the third and fourth generation; the very names of all after are buried in oblivion. It is only the pedigree of... read more