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
Gná and Hófvarpnir Gná and Hófvarpnir In Norse mythology, Gná is a goddess who runs errands in other worlds for the goddess Frigg and rides the flying, sea-treading horse Hófvarpnir (Old Norse "he who throws his hoofs about", "hoof-thrower" or "hoof kicker"). Gná and Hófvarpnir are attested in the "Prose Edda", written in the 13th century by Snorri Sturluson. Scholarly theories have been proposed about Gná as a "goddess of fullness" and as potentially cognate to Fama from Roman mythology. Hófvarpnir and the eight-legged steed Sleipnir have been cited examples of transcendent horses in Norse mythology. In chapter 35 of the "Prose Edda"