The Heimskringla on Hakon Grjotgardson
Heimskringla > The Chronicle Of The Kings Of Norway > 7. Battle In Gaulardal.
- attestation: Earl Hakon Grjotgardson came from Yrjar and brought many men to Harald's service
"Earl Hakon Grjotgardson came to King Harald from Yrjar, and brought a great crowd of men to his service."
Heimskringla > The Chronicle Of The Kings Of Norway > 13. Death Of Earls Hakon, And Atle Mjove.
attestation: Hakon and Atle Mjove quarreled over control of Sogn district, each claiming Harald had granted it to them
"Earl Hakon sent word to Earl Atle Mjove that he should leave Sogn district, and be earl over Gaular district, as he had been before, alleging that King Harald had given Sogn district to him."
attestation: Hakon and Atle fought at Fialar in Stavanger fjord; Hakon was killed and Atle was mortally wounded, dying on the island of Atley
"They met at Fialar, in Stavanger fiord, and had a great battle, in which Earl Hakon fell, and Earl Atle got a mortal wound, and his men carried him to the island of Atley, where he died."
Heimskringla > The Chronicle Of The Kings Of Norway > 40. Birth Of Hakon The Good.
attestation: Earl Hakon Grjotgardson of Hlader held supreme authority in Throndhjem whenever King Harald was away.
"Earl Hakon Grjotgardson of Hlader had the whole rule over Throndhjem when King Harald was anywhere away in the country"
attestation: After Earl Hakon's death, his son Sigurd succeeded to power in Throndhjem and resided at Hlader.
"After Hakon's death his son Sigurd succeeded to his power in Throndhjem, and was the earl, and had his mansion at Hlader."