English ⇄ Russian

his right hand doesn't know what his left hand is doing stresses
gen.	у него правая рука не ведает, что творит левая
proverb	у него правая рука не ведает, что творит левая (This is from the Bible, New Testament – Christ said that when you give charity, you shouldn't advertise it to everyone, but do it secretly. If you give charity with your left hand, you should do it so modestly and quietly that not even your right hand doesn't know it was done.)