They seemed to have learned from the Brotherhood's downfall and abandoned tangible support.
This was a premeditated act, otherwise it would have been impossible to spread the contagion across various cities in Oasis in such a short period.
"They are provoking you, testing how many people the God of Life can save in this spreading epidemic."
Life's counterpart is death.
In the face of this epidemic, the miracles needed by the people of Oasis were not limited to just saving one person.
The God of Life needed to respond to everyone's prayers, letting miracles equally descend upon them all, which required unimaginable Psychic Energy as support, something even the most resplendent era of Psychic Energy civilization couldn't achieve in meeting everyone's expectations.
If the God of Life truly existed, then this would be a dilemma for It.