Genesis 42:23

23They did not realize that Joseph could understand them, since he was using an interpreter.

23They did not know, however, that Joseph understood, for there was an interpreter between them.

23They did not know, however, that Joseph understood, for there was an interpreter between them.

23They did not know that Joseph understood [their conversation], because he spoke to them through an interpreter.

23They did not realize that Joseph understood them, since there was an interpreter between them.

23They didn’t realize that Joseph could understand what they were saying. He was using someone else to explain their words to him in the Egyptian language.