Passage cross-references.

And Jesus, when he was baptized, went up straightway out of the water: and, lo, the heavens were opened unto him, and he saw the Spirit of God descending like a dove, and lighting upon him: …

While he yet spake, behold, a bright cloud overshadowed them: and behold a voice out of the cloud, which said, This is my beloved Son, in whom I am well pleased; hear ye him.

Because he hath appointed a day, in the which he will judge the world in righteousness by that man whom he hath ordained; whereof he hath given assurance unto all men, in that he hath raised him from the dead.

It is also written in your law, that the testimony of two men is true. …

And what he hath seen and heard, that he testifieth; and no man receiveth his testimony. …

But if I do, though ye believe not me, believe the works: that ye may know, and believe, that the Father is in me, and I in him.

And we are his witnesses of these things; and so is also the Holy Ghost, whom God hath given to them that obey him.

God also bearing them witness, both with signs and wonders, and with divers miracles, and gifts of the Holy Ghost, according to his own will?

He that believeth on the Son of God hath the witness in himself: he that believeth not God hath made him a liar; because he believeth not the record that God gave of his Son.

Search the scriptures; for in them ye think ye have eternal life: and they are they which testify of me.

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

That by two immutable things, in which it was impossible for God to lie, we might have a strong consolation, who have fled for refuge to lay hold upon the hope set before us: