Philaret of Moscow (Drosdow)
Esau settled in the region of Mount Seir, which relates to the removal of the previous residents as noted in Deuteronomy 2:12. He starts to embrace a life sustained by warfare as indicated in Genesis 27:40.
And Esau dwelt in mount Seir: he is Edom.
וַיֵּ֤שֶׁב עֵשָׂו֙ בְּהַ֣ר שֵׂעִ֔יר עֵשָׂ֖ו ה֥וּא אֱדֽוֹם׃
One Church Father comments on this verse
Esau settled in the region of Mount Seir, which relates to the removal of the previous residents as noted in Deuteronomy 2:12. He starts to embrace a life sustained by warfare as indicated in Genesis 27:40.
Passages read together with this verse.