'Advocate' in the Bible

And I will ask the Father, and He will give you another Advocate to be for ever with you--the Spirit of truth.

But the Advocate, the Holy Spirit whom the Father will send at my request, will teach you everything, and will bring to your memories all that I have said to you.

"When the Advocate is come whom I will send to you from the Father's presence--the Spirit of Truth who comes forth from the Father's presence--He will be a witness concerning me.

"Yet it is the truth that I am telling you--it is to your advantage that I go away. For unless I go away, the Advocate will not come to you; but if I go, I will send Him to you.

Dear children, I write thus to you in order that you may not sin. If any one sins, we have an Advocate with the Father--Jesus Christ the righteous;