Sleipnir Frigg, howsoever he be covered in his white shield, and guide his tall steed, he shall in no way go safe out of Leire; it is lawful to lay low in war the war-waging god." Two of the 8th century picture stones from the island of Gotland, Sweden depict eight-legged horses, which are thought by most scholars to depict Sleipnir: the Tjängvide image stone and the Ardre VIII image stone. Both stones feature a rider sitting atop an eight-legged horse, which some scholars view as Odin. Above the rider on the Tjängvide image stone is a horizontal figure holding a
Horse worship a horse, Arion, which was capable of human speech. This bears some resemblance to the Norse mythology reference to the gender-changing Loki having turned himself into a mare and given birth to Sleipnir, "the greatest of all horses". Tacitus (Germania) mentions the use of white horses for divination by the Germanic tribes: In Gallo-Roman times, the worship of Epona was widespread in the north-western portions of the Roman Empire. The Welsh legend of Rhiannon and the Irish legend of Macha, although first recorded in Christian times, may indicate memories of horse worship. The white horse of Rhiannon is another example