Who said "I am bound by oath, and I will see it through."?

This quote is attributed to Mountain.

I am bound by oath, and I will see it through. - Mountain

"I am bound by oath, and I will see it through."

Mountain Perseverance

"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."

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."