Assassination Note
From WoWWiki
- Assassination Note
- Binds when picked up
- Unique
- This Item Begins a Quest
- Requires Level 23
- Item Level 23
This item begins the quest 
[28] Assassination Plot, which leads to the quest [28] Protect Kanati Greycloud, both which occur at Whitereach Post in Thousand Needles
Source
This item is dropped by Galak Messenger, who roams around north-western Thousand Needles, most easily found on the road near Whitereach Post.
