Who said "Faith isn't just religious, it's believing in yourself"?

This quote is attributed to Spice Girls.

Faith isn't just religious, it's believing in yourself - Spice Girls

"Faith isn't just religious, it's believing in yourself"

Spice Girls Faith

Pop Group British Born 1994 (age 32)

"Wannabe is about friendship and girl power above all else"

"We're not just a girl band, we're a girl power movement"

"Life is about having fun and enjoying every moment"

"Girl power means believing in yourself no matter what"

"Faith guides me through difficult times."

"Faith is believing when you can't see."

"You have to believe in something, or you'll fall for anything."

"Faith in God and in each other is what sustains us"