Rejoice and be glad, daughter of Edom, that dwell in the land of Uz: The cup shall pass through to you also; you shall be drunken, and shall make yourself naked.
"O daughter of Zion, he will no more carry thee away into captivity"  (Lamentations 4:22a).  This is a parenthetical remark included within the prophecy of Edom's doom, given here especially for the comfort of Israel.  "Thank God, Israel, your punishment is completed."