
He'll take you back to Castle Black.
Game of Thrones Season 4, Episode 5

When my brother was lord of this CASTLE,
he answered Robb's call
Game of Thrones Season 6, Episode 7

I'm sending you back to Castle Black.
Game of Thrones Season 5, Episode 9

it'd better be a damn big CASTLE.
Game of Thrones Season 4, Episode 7

And then we have to take the CASTLE.
Game of Thrones Season 5, Episode 5