American Standard Version
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.

Berean Study Bible
Now we understand that You know all things and that You have no need for anyone to question You. Because of this, we believe that You came from God.”

Douay-Rheims Bible
Now we know that thou knowest all things, and thou needest not that any man should ask thee. By this we believe that thou camest forth from God.

English Revised Version
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.

King James Bible
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.

World English Bible
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."

Young's Literal Translation
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.'

John 16:30 Additional Translations ...