Who said "A Lannister always pays his debts"?

This quote is attributed to Tyrion Lannister.

A Lannister always pays his debts - Tyrion Lannister

"A Lannister always pays his debts"

Tyrion Lannister

Character in A Clash of Kings

Buy "A Clash of Kings" on Amazon

"I drink and I know things"

"I drink and I know things."

"Never forget what you are, for surely the world will not."

"All dwarfs may be bastards, yet not all bastards are dwarfs."