John 8:17

Yea and in your law it is written, that the witness of two men is true.

Deuteronomy 17:6

At the mouth of two witnesses, or three witnesses, shall he that is to die be put to death; at the mouth of one witness he shall not be put to death.

Matthew 18:16

But if he hear thee not, take with thee one or two more, that at the mouth of two witnesses or three every word may be established.

Deuteronomy 19:15

One witness shall not rise up against a man for any iniquity, or for any sin, in any sin that he sinneth: at the mouth of two witnesses, or at the mouth of three witnesses, shall a matter be established.

1 Kings 21:10

and set two men, base fellows, before him, and let them bear witness against him, saying, Thou didst curse God and the king. And then carry him out, and stone him to death.

John 10:34

Jesus answered them, Is it not written in your law, I said, ye are gods?

John 15:25

But this cometh to pass , that the word may be fulfilled that is written in their law, They hated me without a cause.

2 Corinthians 13:1

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

Galatians 3:24

So that the law is become our tutor to bring us unto Christ, that we might be justified by faith.

Galatians 4:21

Tell me, ye that desire to be under the law, do ye not hear the law?

Hebrews 10:28

A man that hath set at nought Moses law dieth without compassion on the word of two or three witnesses:

1 John 5:9

If we receive the witness of men, the witness of God is greater: for the witness of God is this, that he hath borne witness concerning his Son.

Revelation 11:3

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

Treasury of Scripture Knowledge

Bible References

Also

John 10:34
Jesus answered them, Is it not written in your law, I said, ye are gods?
John 15:25
But this cometh to pass , that the word may be fulfilled that is written in their law, They hated me without a cause.
Galatians 3:24
So that the law is become our tutor to bring us unto Christ, that we might be justified by faith.
Galatians 4:21
Tell me, ye that desire to be under the law, do ye not hear the law?

That

Deuteronomy 17:6
At the mouth of two witnesses, or three witnesses, shall he that is to die be put to death; at the mouth of one witness he shall not be put to death.
Deuteronomy 19:15
One witness shall not rise up against a man for any iniquity, or for any sin, in any sin that he sinneth: at the mouth of two witnesses, or at the mouth of three witnesses, shall a matter be established.
1 Kings 21:10
and set two men, base fellows, before him, and let them bear witness against him, saying, Thou didst curse God and the king. And then carry him out, and stone him to death.
Matthew 18:16
But if he hear thee not, take with thee one or two more, that at the mouth of two witnesses or three every word may be established.
2 Corinthians 13:1
This is the third time I am coming to you. At the mouth of two witnesses or three shall every word established.
Hebrews 10:28
A man that hath set at nought Moses law dieth without compassion on the word of two or three witnesses:
1 John 5:9
If we receive the witness of men, the witness of God is greater: for the witness of God is this, that he hath borne witness concerning his Son.
Revelation 11:3
And I will give unto my two witnesses, and they shall prophesy a thousand two hundred and threescore days, clothed in sackcloth.

General references

Numbers 35:30
Whoso killeth any person, the murderer shall be slain at the mouth of witnesses: but one witness shall not testify against any person that he die.
Deuteronomy 17:6
At the mouth of two witnesses, or three witnesses, shall he that is to die be put to death; at the mouth of one witness he shall not be put to death.

American Standard Version Public Domain