Valknut - Wikipedia

an ouroboros, the snake with its tail in its mouth. It was the de Clermont family symbol, as well as a representation of the tenth knot of creation and destruction that so few weavers had the power to tie.

This mark is the old symbol of the Mithras cult, two axes placed sideways signifying the striking of fire. It is an old sign known and respected by the fairies;

As agents of fate, the Valkyries also have obvious links with the Norns, and Snorri even says that the “youngest” Norn, Skuld, rides with the Valkyries to choose the slain. In a strange battle poem called The Web of Spears, dating to either the tenth or eleventh centuries, a troupe of twelve horse-borne Valkyries are seen dismounting to enter a cot