wash one's hands of suomeksi - Sanakirja.org (englanti-suomi)

(idiomatic) To absolve oneself of responsibility or future blame for; to refuse to have any further involvement with.

It was no affair of his; he had long ago washed his hands of the whole matter.
Although Norine had pretended to wash her hands of all responsibility for Branch's little charge, she was by no means so inhuman as she appeared.
[A]fter Congress had refused to appropriate money to continue them, President Roosevelt washed his hands of the two ventures.
Janet Dench, the executive director of the Canadian Council for refugees, said that both countries are “washing their hands” of the problem.