you must promise me
Tu dois me promettre de ne plus tuer personne.
You have to promise me you won't kill anyone else.
— Terminator 2 : Le Jugement dernier (1991)
Je vais te dire un secret que tu dois me promettre de garder.
I'm going to tell you a secret that you must promise to keep.
— Il était Temps (2013)
Tu dois me promettre quelque chose.
You have to promise me something.
Mais tu dois me promettre une chose.
But you have to promise me one thing.
Tu dois me promettre une chose.
You have to promise me one thing.