In order for Osiris to stabilize the phased object, he needs you to collect energy patterns by defeating enemies.
Defeat bosses anywhere in the system.
"There must be some reason you were able to take this object from the Sundial. Some reason it came to you, at this particular time, in this particular place. I… just don't understand why. Not yet." —Osiris
Legendary Quest Step
2019.12.10 (Season of Dawn)