The Gesta Danorum (Books I-IX) on Horwendill
The Danish History, > Book Three.
relationship: Horwendil and Feng were sons of Gerwendil, governor of the Jutes, and were appointed by Rorik to defend Jutland
"Horwendil and Feng, whose father Gerwendil had been governor of the Jutes, were appointed in his place by Rorik to defend Jutland"
attestation: Horwendil held the monarchy for three years then devoted himself to sea-roving
"Horwendil held the monarchy for three years, and then, to will the height of glory, devoted himself to roving"
attribution: Horwendil proposed single combat as the surest mode of proving bravery
"the duel was the surest of all modes of combat for winning the meed of bravery, because it relied only upon native courage"
attestation: Horwendil defeated Koller by destroying his shield, hewing off his foot, and killing him, then gave him a royal burial in a lordly barrow
"by his rain of blows he destroyed Koller's shield and deprived him of it, and at last hewed off his foot and drove him lifeless to the ground. Then, not to fail of his compact, he buried him royally"
attestation: Horwendil killed Koller's sister Sela, who was a skilled warrior and rover
"he pursued and slew Koller's sister Sela, who was a skilled warrior and experienced in roving"
relationship: Horwendil married Gerutha, daughter of Rorik, who bore him a son Amleth
"His friendship with Rorik enabled him to woo and will in marriage his daughter Gerutha, who bore him a son Amleth"