oasis of time location(you should be able to see a lake on the map to the south of arezha, it is basically on top of it):
NPC for the Knowledge:
Dreaming oasis location(on top of pilgrim sanctum: sincerity):
NPC for knowledge:
oasis of bless location(same thing as the first, find the lake on the map to the south of nover's face, it is right there):
NPC for knowlege:
total energy needed to get all of the knowlege:75, with 25 energy each