Who said "I will follow you to the ends of the earth."?

This quote is attributed to Grey Worm.

I will follow you to the ends of the earth. - Grey Worm

"I will follow you to the ends of the earth."

Grey Worm Leadership

"I am Grey Worm. I have no name."

"Unsullied do not fear death."

"We are the dragons' soldiers."

"A soldier's duty is to obey."

"A leader must be fair and just."

"Integrity is everything."

"One must take responsibility for one's environment."

"In this house, I make the decisions"