Amos 1:11,12
Thus said the LORD; For three transgressions of Edom, and for four, I will not turn away the punishment thereof; because he did pursue his brother with the sword, and did cast off all pity, and his anger did tear perpetually, and he kept his wrath for ever:
Torrey's Topical Textbook—AKJV

Obadiah 1:10-15
For your violence against your brother Jacob shame shall cover you, and you shall be cut off for ever.
Torrey's Topical Textbook—AKJV