KJV - Now are we sure that thou knowest all things, and needest not that any man should ask thee: by this we believe that thou camest forth from God.
ASV - Now know we that thou knowest all things, and needest not that any man should ask thee: by this we believe that thou camest forth from God.
BBE - Now we are certain that you have knowledge of all things and have no need for anyone to put questions to you: through this we have faith that you came from God.
WEB - Now we know that you know all things, and don't need for anyone to question you. By this we believe that you came forth from God."
YLT - now we have known that thou hast known all things, and hast no need that any one do question thee; in this we believe that from God thou didst come forth.'