Slow Havamal: 160

In verse 160, Odin says he knows a fifteenth spell: a dwarf named Thjodreyrir cast it in front of Delling’s doors to bring power to the gods, courage to the elves, and knowledge to Odin.

We don’t know much about the dwarf Thjodreyrir or Delling’s doors, but that was apparently an early use of the spell that Odin later learned. Given that it brought knowledge to Odin, the details of the spell may have come from that casting, itself. I can only speculate on how or why these things were granted, but power, courage, and knowledge make a fine trio of virtues.( Read more... )