Question: What American fantasy writer's wife uthored several best-selling epic fantasy novel series, including "The Belgariad" , "The Malloreon" , "The Elenium" , "The Tamuli" , and "The Dreamers", David Eddings, or  John Crowley?
Sentence (from "The Dreamers (novel series)"): However, the Elder Gods are not permitted to use their powers to kill, but the young Dreamers, infant forms of the Younger Gods: Eleria (originally Balacenia), Yaltar (originally Vash), Lillabeth (originally Enalla) and Ashad (originally Dakas), can use the powers of their dreams to foresee visions of the future as a warning to an attack and cause great natural disasters capable of mass destruction and killing.
Relevant evidence: No