Sinfjotli

Sigmund now married Borghild, who hated Sinfjotli and poisoned him.
Richard Wagner His Life and His Dramas|W. J. Henderson
Sinfjotli said, "I was loth to call for thy help for the slaying of eleven men."
The Story of the Volsungs, (Volsunga Saga)|Anonymous
But Sinfjotli made little enow of it, but drew his sword and slew them both, and cast them into the hall at King Siggeir's feet.
The Story of the Volsungs, (Volsunga Saga)|Anonymous
But the queen said to Sinfjotli, "Why must other men needs drink thine ale for thee?"
The Story of the Volsungs, (Volsunga Saga)|Anonymous

Now Sinfjotli drave the point of the sword up into the big stone, and drew it hard along, and the sword bit on the stone.
The Story of the Volsungs, (Volsunga Saga)|Anonymous