 He therefore offered the farmer many rich jewels taken from the king's secret store of treasure under the Edge in payment for his horse.The majority of the non-English words used in "The Weirdstone of Brisingamen" have been adopted from Norse mythology.For instance, the svart-alfar are described as the "maggot-breed of Ymir", a reference to the primeval giant of Norse myth, while the realm of Ragnarok, which in Garner's story is the home of the malevolent spirit Nastrond, is actually named after the Norse end-of-the-world myth.