Invocation Norse rites where Odin is invoked to "ride" workers of seidr (Norse shamanism), much like the god rides his eight-legged horse Sleipnir. Indeed, forms of possessive invocation appear throughout the world in most mystical or ecstatic traditions, wherever devotees seek to touch upon the essence of a deity or spirit. Some have performed invocation for the purpose of controlling or extracting favors from certain spirits or deities. These invocations usually involve a commandment or threat against the entity invoked. The following is a curious example of such an invocation, found engraved in cuneiform on a statue of the Assyrian demon
Old Norse religion and dying in order to secure knowledge of the runes and other wisdom in what resembles an initiatory rite, is evidence of mysticism in Old Norse religion. The gods were associated with two distinct forms of magic. In "Hávamál" and elsewhere, Odin is particularly associated with the runes and with galdr. Charms, often associated with the runes, were a central part of the treatment of disease in both humans and livestock in Old Norse society. In contrast seiðr and the related spæ, which could involve both magic and divination, were practised mostly by women, known as vǫlur and spæ-wives, often