Rift Quest:Harbinger of Sorrows  

River of Souls World Event Rift: Patch 1.1

Seal 3 rifts from the Plane of Death, only rifts that give experience will give credit.

Patch 1.11 Note: River of Souls daily quests now only credit players for actions appropriate to their level. Ex: Closing Rifts far below your character level will not earn credit toward the daily quest.