Who said "A man pays his debts, in blood if necessary."?

This quote is attributed to Mountain.

A man pays his debts, in blood if necessary. - Mountain

"A man pays his debts, in blood if necessary."

Mountain Justice

"I am the Mountain."

"The strong do what they can, and the weak suffer what they must."

"Ours is the fury."

"A man's worth is measured by his strength."

"Justice must always prevail."

"You think I'm just some animal?"

"Fighting for what's right never gets easier."

"Justice is worth fighting for."