get what you deserve
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get what (one) deserves
To be deserving of the bad things that happen to one, usually because of one's past misdeeds. Don't worry, that bully will get what she deserves—just give it time.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
ˌget what you deˈserve,
deˌserve all/everything you ˈget(informal) used to say that you think somebody has earned the bad things that happen to them: I’m not sorry he’s in prison. In my opinion, he got what he deserved.
Farlex Partner Idioms Dictionary © Farlex 2017