keep out of trouble
stay out of trouble

From now on I expect you to stay out of trouble.

Better say nothing, then, and stay out of further trouble.

They've got to stay out of trouble off the field.

"I just keep my head down and try to stay out of trouble."

Sometimes, he made a real effort to stay out of trouble.

So what can you do to stay out of trouble?

"Was it not possible to stay out of trouble for a few hours?"

He can't be expected to know how to stay out of trouble here in the country.

"Better stay out of trouble or you might end up the same way."

He's still got to stay out of trouble and do the community service.