The Diary of High General Abbendis

The Diary of High General Abbendis is the updated version of The Path of Redemption, which was handed to disguised death knights whilst accepting the quest The Scarlet Onslaught Emerges.

Source
The Diary of High General Abbendis can be found within New Hearthglen of the Dragonblight.

As a quest objective
This item is an objective of The Truth Will Out.