никому не говори, что

don't tell anyone that

→ никто
phrase Rare #44,988
don't tell anyone that A command used to tell someone to keep information secret. Literally, “tell no one that”; никому is the dative form meaning “to no one.”
RU: Никому не говори, что я тебе звонил.
EN: Don't tell anyone that I called you.

Никому не говори, что я знаю.

Don't tell anyone that I know.

И никому не говори, что нас видел.

And don't tell anyone that you saw us.

— Семейка Тененбаум (2001)