John 8:17

And it has been written in our law, that the testimony of two men is true.

if he may not hear thee, take with thyself one or two, in order that in the mouth of two or three witnesses the word may stand.

And Jesus responded to them, Is it not written in your law, that I said, Ye are gods?

But in order that the word having been written in their law may be fulfilled, That they hated me gratuitously.

This the third time I am coming to you: in the mouth of two or three witnesses every word shall be established.

Therefore the law became our schoolmaster to lead us to Christ, in order that we may be justified by faith;

The one having rejected the law of Moses dies without mercy before two or three witnesses:

If we receive the witness of men, the witness of God is greater: because this is the witness of God that he has testified concerning his Son.

And I will give to my two witnesses, and they shall prophesy a thousand two hundred and sixty days, clothed in sackcloth.

Treasury of Scripture Knowledge

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