Board Thread:General Discussion/@comment-16473632-20131004101905/@comment-11296535-20131004105948

Pickleseller wrote: "As part of the divine contract of creation, the Aedra can be killed. Witness Lorkhan and the moons.

The protean Daedra, for whom the rules do not apply, can only be banished."

- Aedra and Daedra, the Imperial Library

http://www.imperial-library.info/content/aedra-and-daedra And it turns out it's also a book.