Plot device
The prophecy
A foretelling within the story that sets characters on a course and shapes expectations of how events must unfold.
The prophecy in fiction: 3 works
Seldon's recorded predictions function as a prophecy shaping every generation's choices.
The precogs' vision functions as a prophecy the protagonist races to escape or fulfill.
The Bene Gesserit prophecy shapes how the Fremen receive and use Paul.