Who said "There is a power that does not sleep and does not slumber."?

This quote is attributed to Saruman.

There is a power that does not sleep and does not slumber. - Saruman

"There is a power that does not sleep and does not slumber."

Saruman Power

"A wizard is never late, nor is he early. He arrives precisely when he means to."

"All we have to decide is what to do with the time that is given us."

"The board is set, the pieces are moving."

"There is no curse in Elvish, Entish, or the tongues of Men for this treachery."

"Power without control is just destruction."

"Power is not about control, it's about influence"

"The world doesn't need me to be the hero. It just needs me to be dangerous."

"The claws come out when I need them to."