en_tn_condensed/oba/01/10.md

your brother Jacob

Here "Jacob" represents his descendants. Because Jacob was the brother of Esau, the people of Edom are spoken of as if they were the brothers of the descendants of Jacob. Alternate translation: "your relatives who are the descendants of Jacob"

you will be covered with shame

"you will be completely ashamed"

will be cut off forever

"will never exist again"