The Gesta Danorum (Books I-IX) on Hothbrodd
The Danish History, > Book Two
relationship: Hothbrodd, son of Ragnar and Swanhwid, succeeded them and warred upon the East, begetting two sons Athisl and Hother
"Their son Hothbrodd succeeded them. Fain to extend his empire, he warred upon the East, and after a huge massacre of many peoples begat two sons, Athisl and Hother"
attestation: Hothbrodd appointed Gewar as tutor to his sons Athisl and Hother
"appointed as their tutor a certain Gewar, who was bound to him by great services"
attestation: Hothbrodd challenged King Ro of Denmark to three battles and killed him
"he assailed Denmark, challenged its king, Ro, in three battles, and slew him"