O Daughter of Babylon

O Daughter of Babylon is a challenge and achievement/trophy for the Fallout: New Vegas add-on, Honest Hearts. It is obtained after completing Gathering Storms and siding with Joshua Graham.

Walkthrough
Complete the quest Crush the White Legs.

Behind the scenes
This achievement/trophy references the 137th Psalm of the Bible, verse 8: "O Daughter of Babylon, who art to be destroyed, happy shall he be that rewardeth thee as thou hast served us".