'Witness' in the Bible

The same came for a witness, to bear witness of the Light, that all men through him might believe.

He was not that Light, but was sent to bear witness of that Light.

John bare witness of him, and cried, saying, This was he of whom I spake, He that cometh after me is preferred before me: for he was before me.

Verily, verily, I say unto thee, We speak that we do know, and testify that we have seen; and ye receive not our witness.

And they came unto John, and said unto him, Rabbi, he that was with thee beyond Jordan, to whom thou barest witness, behold, the same baptizeth, and all men come to him.

Ye yourselves bear me witness, that I said, I am not the Christ, but that I am sent before him.

If I bear witness of myself, my witness is not true.

There is another that beareth witness of me; and I know that the witness which he witnesseth of me is true.

Ye sent unto John, and he bare witness unto the truth.

But I have greater witness than that of John: for the works which the Father hath given me to finish, the same works that I do, bear witness of me, that the Father hath sent me.

And the Father himself, which hath sent me, hath borne witness of me. Ye have neither heard his voice at any time, nor seen his shape.

I am one that bear witness of myself, and the Father that sent me beareth witness of me.

Jesus answered them, I told you, and ye believed not: the works that I do in my Father's name, they bear witness of me.

And ye also shall bear witness, because ye have been with me from the beginning.

Jesus answered him, If I have spoken evil, bear witness of the evil: but if well, why smitest thou me?

Pilate therefore said unto him, Art thou a king then? Jesus answered, Thou sayest that I am a king. To this end was I born, and for this cause came I into the world, that I should bear witness unto the truth. Every one that is of the truth heareth my voice.