The Demon Seed
From WoWWiki
The Demon Seed can be found in The Barrens.[47.0, 19.0]
Background
The Demon Seed is a powerful tool for the Burning Legion, guarded by Rathorian. It rests in a cave on Dreadmist Peak, above a demonic altar of fire. The Burning Blade rallies around this relic. For reasons unknown, Neeru Fireblade wishes to destroy this artifact, although it is a valuable asset of the Shadow Council.
Objective of
Destroying this item is the objective for the quest 
[14] The Demon Seed.
