Knock it off.
[Idiom] KNOCK IT OFF. - How to Tell Someone to Stop Ineffectively
Stop it.
“Knock it off” is a blunt demand for someone to immediately stop what they’re doing, especially if their behavior is annoying or inappropriate. This phrase is often used when someone continues to behave in a way that’s disturbing or irritating to others around them, providing a direct and somewhat informal call for end the behavior.
Example Sentences
Please knock it off, I'm trying to concentrate here.
The speaker asks someone to stop what they are doing because it is distracting.
The kids were told to knock it off after they started throwing food.
The children were asked to stop their disruptive behavior after starting to throw food.
His mother yelled, "Knock it off!" when she saw him drawing on the walls.
His mother yelled for him to stop drawing on the walls.