Norse Riddle

Riddle: I am a silver snake. I have no home, so I must make one in the white rock. But I am chased away by the red river And so I can never rest. What am I?

Answer: Sword making a wound. The white rock is the bones. The red river is the blood. Source: https://riddles.com/index.php/3615

I am a silver snake. I have no home, so I must make one in the white rock. But I am chased away by the red river And so I can never rest. What am I? — Norse Riddle by 6085 Riddle