The Chamber of Heart (quest)

The Chamber of Heart was available when you reached reputation with the Champions of Azeroth prior to patch 8.2.0. Note that you would NOT get any hint or introduction that you've unlocked it.

Objectives
Empower the Heart of Azeroth within the Chamber of Heart.
 * Chamber of Heart entered
 * Empower the Heart of Azeroth within the Chamber of Heart

Description
That amulet ye wear keeps gettin' stronger,. But tae unlock further potential, we need tae go somewhere closer tae Azeroth's world soul.

The Chamber of Heart!

I know the last time ye saw it, things were lookin' bleak. But meet me there, and I think ye'll agree that we're makin' progress on healin' our world's wounds!

Rewards
You will learn the following: Heart of Azeroth Item Level Increase (Increase the Heart of Azeroth's item level by 15.)

You will also receive:
 * 1,790 XP

Progress
The Chamber of Heart is the key to that amulet's might.

Completion
Ye pushed the darkness back,. But that ain't the last we'll see of it.

The mightier the Heart of Azeroth becomes, the bigger the target ye have on yer back.

Stay on yer guard, champion. We cannae lose the Heart... and we cannae lose ye.