GoldenGate
GOLD
It's the perfect thing to say because they can never be proved wrong. It's what people do when they are frustrated with the outcome of their previous predictions.
Actually, the impact of 100% vaccination can be determined with a high degree of accuracy. That is exactly what the right kinds of expert epidemiologists and statisticians do. But you are making the case for the stupidity of relying on God to save you. It's great how people claim that something that is absolutely provable isn't "provable" based solely on the fact that it hasn't happened in front of their own eyes, but then they turn around and believe in some fake all powerful being in the sky who, despite all the efforts of all the prayer warriors in the world, hasn't saved a single dumbfuck from their anti-vax/mask stupidity.