
I've SWORN to protect you, my lady.
Game of Thrones Season 6, Episode 5

All of them have SWORN upon their rings
to keep this meeting a secret.
Vikings Season 1, Episode 2

Your Grace, the Kingsguard
is a SWORN brotherhood.
Game of Thrones Season 1, Episode 8

Sworn to answer when called upon.
Game of Thrones Season 6, Episode 7

She's SWORN to protect
both of Catelyn Stark's girls.
Game of Thrones Season 7, Episode 6