King James Version
Howbeit when he, the Spirit of truth, is come, he will guide you into all truth: for he shall not speak of himself; but whatsoever he shall hear, that shall he speak: and he will shew you things to come.New International Version
But when he, the Spirit of truth, comes, he will guide you into all truth. He will not speak on his own; he will speak only what he hears, and he will tell you what is yet to come.Catholic Public Domain Version
But when the Spirit of truth has arrived, he will teach the whole truth to you. For he will not be speaking from himself. Instead, whatever he will hear, he will speak. And he will announce to you the things that are to come