As I recall, Orestes fled from the
Furies in the play
The Eumenides. The
Furies, as embodiments of
revenge or primitive
justice were angry at him for killing his mother,
Clytaemnestra, and demanded that he be turned over to them for
execution.
Athena acted as a judge in the trial, she respected the arguments of both sides, the arguments of Apollo and the leader of the Furies. (In the text I have, it was translated as Furies.