 The valkyrie name "Herja" has been theorised as pointing to a connection to the name of the goddess "Hariasa", who is attested from a stone from 187 CE.The name "Herfjötur" has been theorised as pointing to the ability of the valkyries to place fetters.The name "Svipul" may be descriptive of the influence the valkyries have over wyrd or ørlog—a Germanic concept of fate.