Edom will be betrayed by his own allies and his wise ones
shall be confounded and his mighty ones shall be frightened (Obadiah 1:7-9 cf. Jeremiah 49:7,22)
Collusion and rejoicing with Israel's enemies in his brother's
calamity and destruction; Edom is listed first in the final confederacy of evil against Israel (Psalms 83:1-8)