That is, they believe, by virtue of his foreknowledge he knows what will influence individual choices, and by virtue of his omnipotence he controls those factors.
The astronomer's foreknowledge does nothing to "cause" the eclipserather his knowledge of what is to come proceeds from an intimate familiarity with the workings of the cosmos.
Only once a new scientific discovery occurs do proponents of scientific foreknowledge scan the text to look for a verse that can be said to have predicted the latest discovery.
This spiritual state by which foreknowledge is attained can hardly be sought through changes, of which in any case only the cruder sort are attainable.