Hex of Weakness
Speak to Ur'kyo in Orgrimmar.
Description
Home. Return home, young <race>.
Your spiritual leader Ur'kyo begs you to return to him and speak about the path you travel.
Go to the Valley of Spirits in the great Horde city of Orgrimmar. You will find him there.
Completion
You would do well to pay heed to this lesson, young one. The Hex of Weakness will be a great boon to you in battle. Later I will have tests for you to further yourself and prove your worth to the tribe.
Rewards
You will learn: 
Hex of Weakness (Rank 1)