The Muses were daughters of Zeus, the second generation king of the gods, and the offspring of Mnemosyne, goddess of memory.
The Muses judged a contest between Apollo and Marsyas. They also gathered the pieces of the dead body of Orpheus, son of Calliope, and buried them. They blinded Thamyris for his hubris in challenging them to a contest.
There are nine Muses: