Sleipnir "Þorgrímsþula": "Hrafn and Sleipnir, splendid horses [...]". In addition, Sleipnir occurs twice in kennings for "ship" (once appearing in chapter 25 in a work by the skald Refr, and "sea-Sleipnir" appearing in chapter 49 in "Húsdrápa", a work by the 10th century skald Úlfr Uggason). In "Hervarar saga ok Heiðreks", the poem "Heiðreks gátur" contains a riddle that mentions Sleipnir and Odin: In chapter 13 of "Völsunga saga", the hero Sigurðr is on his way to a wood and he meets a long-bearded old man he had never seen before. Sigurd tells the old man that he is going to
Sleipnir heavens or the underworld, a shaman "is usually represented as riding on some bird or animal." Davidson says that while the creature may vary, the horse is fairly common "in the lands where horses are in general use, and Sleipnir's ability to bear the god through the air is typical of the shaman's steed" and cites an example from a study of shamanism by Mircea Eliade of an eight-legged foal from a story of a Buryat shaman. Davidson says that while attempts have been made to connect Sleipnir with hobby horses and steeds with more than four feet that appear