Theon Greyjoy: You’re my queen. I go where you command.

Yara Greyjoy: You want to go to Winterfell. To fight for the Starks. Go. What is dead may never die.

Theon Greyjoy: What is dead may never die.

Yara Greyjoy: But kill the b*stards anyway.

From Game of Thrones – Season 8 Episode 1: ‘Winterfell’ (8×01)