don't tell him/her
No le digas eso, que va a empezar a llorar.
Don't tell him that, he'll start crying.
Don't tell him I told you.
A tu padre no le digas que quieres hacerte payaso.
Don’t tell your father that you want to become a clown.
Y cuando me haya ido, no le digas que estoy muerto.
And when I’m gone, don’t tell him I’m dead.
Don't tell him that.
Don't tell him I said that.
Don't tell him what to do.