Reddit user el_torko wrote: “The Hound and Arya stumble across this old man who is sitting there bleeding out.
“He could be the old man the wildings tried to make Jon kill who ended up getting stabbed and left for dead.
“I’m not sure, it’s been a few days before in between episodes and I don’t really want to go check but anyway, point being, old man dying.
“So they talk for a minute and The Hound ends up putting him out of his misery by stabbing him again.