Quote from the story that shows Huck Finn being loyal

"Pooty soon I'll be a-shout'n' for joy, en I'll say, it's all on accounts o' Huck; I's a free man, en I couldn't ever ben free ef it hadn' ben for Huck; Huck done it. Jim won't ever forgit you, Huck; you's de bes' fren' Jim's ever had; en you's de ONLY fren' ole Jim's got now."

Jim notes that Hick is the one person who keeps his promises.