Sleipnir spear, which may be a valkyrie, and a female figure greets the rider with a cup. The scene has been interpreted as a rider arriving at the world of the dead. The mid-7th century Eggja stone bearing the Odinic name "haras" (Old Norse 'army god') may be interpreted as depicting Sleipnir. John Lindow theorizes that Sleipnir's "connection to the world of the dead grants a special poignancy to one of the kennings in which Sleipnir turns up as a horse word," referring to the skald Úlfr Uggason's usage of "sea-Sleipnir" in his "Húsdrápa", which describes the funeral of Baldr. Lindow
Sleipnir legs may be the remnants of horse-associated divine twins found in Indo-European cultures and ultimately stemming from Proto-Indo-European religion. The encyclopedia states that "[...] Sleipnir is born with an extra set of legs, thus representing an original pair of horses. Like Freyr and Njörðr, Sleipnir is responsible for carrying the dead to the otherworld." The encyclopedia cites parallels between the birth of Sleipnir and myths originally pointing to a Celtic goddess who gave birth to the Divine horse twins. These elements include a demand for a goddess by an unwanted suitor (the hrimthurs demanding the goddess Freyja) and the seduction