His theory 'rested upon' two important pieces of evidence.
He 'rested' his horse before continuing the journey.
They were (well) 'rested' after a long vacation.
(..) - Death has favored you. - Death favors no man. We must ride, like thundering waves under battle flag of my father. You must rest. We have rested long enough. Frost to fire, fire to frost. Iron will melt. But it will writhe inside of itself. All these years, all I've known is darkness. (..)2012 Snow White and the Huntsman