1.As you make your bed so you shall lie on it. (Make one’s bed and lie in it )
something that you say in order to tell someone that they must accept that they will suffer as a result of something bad that they have done
2. Honesty is the best policy - You should always tell the truth, even when it seems as if it would be useful to tell a lie.
3.Not to cry over spilt milk. - we should not worry about what happened in the past.