His father was Helge Hvasse (the Sharp); and his mother was Aslaug, a daughter of Sigurd the worm-eyed, who again was a son of Ragnar Lodbrok. It is told of Sigurd that when he was only twelve years old he killed in single combat the berserk Hildebrand, and eleven others of his comrades; and many are the deeds of manhood told of him in a long saga about his feats.
His father was Helge Hvasse (the Sharp), while his mother was Aslaug, daughter of Sigurd the one-eyed. It is said that at twelve years old, Sigurd fought and killed berserk Hildebrand along with eleven other companions; many heroic tales are told about him in a long saga detailing his feats.