Event: Bran Stark - Secret Discovery (Political Wins)

Episode 7: The Dragon and the Wolf at 57:44
Bran reveals his knowledge of Littlefinger's actions in King's Landing.

Sansa Stark: "Do you deny it?"
Petyr Baelish: "I deny it! None of you were there to see what happened. None of you knows the truth."
Bran: "You held a knife to his throat. You said, 'I did warn you not the trust me.'"
(Secret Discovery)