sentences:  In the tale of "Tale of Ragnar's sons", Herrauðr is the earl of Götaland and one of Ragnar Lodbrok's vassals (this fits "Bósi and Herrauðr's saga" as Sigurd Hring who was victorious at the Battle of Brávellir had died and was succeeded by his son Ragnar).Herrauðr's daughter Þóra Borgarhjǫrtr was very beautiful.He had given her a lindworm, but after some time, it had encircled her bower and threatened anyone who approached it, except for her servants who fed it with an ox every day.