New Defender's Study Bible Notes
21 mount of Esau. The “mount of Esau” was Mount Seir, whereas “Mount Zion” could be called the mount of Jacob. Thus the age-long enmity between Jacob and Esau could be personified as a rivalry between Mount Seir and Mount Zion. “Yet I loved Jacob, And I hated Esau” (Malachi 1:2-3). Such was God’s evaluation of this rivalry, leading finally to Esau’s (Edom’s) destruction.