King James Version
Then said Jesus unto them, When ye have lifted up the Son of man, then shall ye know that I am he, and that I do nothing of myself; but as my Father hath taught me, I speak these things.English Standard Version
So Jesus said to them, "When you have lifted up the Son of Man, then you will know that I am he, and that I do nothing on my own authority, but speak just as the Father taught me.Catholic Public Domain Version
And so Jesus said to them: "When you will have lifted up the Son of man, then you shall realize that I am, and that I do nothing of myself, but just as the Father has taught me, so do I speak