Who said "Death is always following someone in my line of work."?

This quote is attributed to Iron Fist.

Death is always following someone in my line of work. - Iron Fist

"Death is always following someone in my line of work."

Iron Fist Death

"I am the living weapon. I am Iron Fist."

"I've trained my entire life for this moment."

"The chi flows through all living things."

"I need to protect the innocent."

"Death doesn't scare me anymore."

"Death and I are old friends."

"Welcome to my world."

"Death is just the beginning."