Sturlesson (d. 1241) gives us an instance of the Swedes offering their king to obtain abundant crops[1].
“Donald took the heritage after his father Visbur, and ruled over the land. As in his time there was a great famine and distress, the Swedes made great offerings of sacrifice at Upsala. The first autumn they sacrificed oxen, but the succeeding season was not improved by it. The following autumn they sacrificed men, but the succeeding year was rather worse. The third autumn, when the offer of sacrifices should begin, a great multitude of Swedes came to Upsala; and now the chiefs held consultations with each other, and all agreed that the times of scarcity were on account of their king Donald, and they resolved to offer him for good seasons, and to assault and kill him, and sprinkle the altar of the gods with his blood. And they did so.” So again with Olaf the Tree-feller: “There came dear times and famine, which they ascribed to their king, as the Swedes used always to reckon good or bad crops for or against their kings. The Swedes took it amiss that Olaf was sparing in his sacrifices, and believed the dear times
- ↑ Snorro Sturlesson, Heimskringla, Saga i. c. 18, 47.