Sacred Flame is a Unique Scepter in Path of Exile 2 that only drops from the hardest boss in the entire game when its at its ...

The Flame Orb can be obtained in Chapter 5. It is part of a sidequest assigned by the Pale-Axe Stalwart at Woods of Ember.

Summons Messmer's flame to form a giant floating orb. The orb soars toward a foe ... but ever did it burn.