Butcher the donkey after it finished his job on the mill.
More Traditional Proverbs:
Take things as they come.Traditional
No matter how fast a lie is, the truth will catch up with her.
Traditional
A friend is someone who doesn't like the same people you do.
Traditional
A wise fox will never rob his neighbours hen roost.
Traditional
Old as dirt.
Traditional
If the servant has a servant, the boss has two.
Traditional