On the atheme, it states in Latin "I shall not rest until the demon is vanquished"
The first and only time we see Prue using a computer to research a magical artifact
Hecate is the goddess of witchcraft in Greek Mythology. She is portrayed as a good or neutral deity. Hecate is the perfect example on how the Charmed Universe deviates from reality.
At one point Allison is seen wearing the same pink sweater that Phoebe wore in the previous episode.
When talking to Allison to explain why the sisters want to help her, Prue references the show Touched by an Angel (1994), which aired on CBS for 9 seasons.