Observe, though Esau had three wives, yet but five sons from all. More wives than one, which is contrary to the divine ordination, is not always favourable to the increase of mankind.
Related Commentaries of Genesis 36:1
Genesis 36:1-5
1 Now these are the generations of Esau, who is Edom.
2 Esau took his wives of the daughters of Canaan; Adah the daughter of Elon the Hittite, and Aholibamah the daughter of Anah the daughter of Zibeon the Hivite;
3 And Bashemath Ishmael's daughter, sister of Nebajoth.
4 And Adah bare to Esau Eliphaz; and Bashemath bare Reuel;
5 And Aholibamah bare Jeush, and Jaalam, and Korah: these are the sons of Esau, which were born unto him in the land of Canaan.