Shadowhite quoted The Prose Edda by Snorri Sturluson
The Prose Edda, also known as the Younger Edda, Snorri's Edda (Icelandic: Snorra Edda) or, …
Next Thor stood up and blessed the pyre with Mjollnir. A dwarf named Lit ran in front of his feet. Thor kicked the dwarf with his foot; it landed in the fire and burned to death.
Thor just casually killed a dwarf because he walked in front of Thor