I promised your maester
I'd get you to Castle Black and no further.
Game of Thrones Season 3, Episode 7
Who's gonna protect you
at Castle Black? Me?
Game of Thrones Season 4, Episode 3
They massacred everyone
and put the CASTLE to the torch.
Game of Thrones Season 3, Episode 2
We're not returning to Castle Black.
Game of Thrones Season 5, Episode 9
Who gave you permission to cross the
siege line and enter the CASTLE?
Game of Thrones Season 6, Episode 8