Matthew 18:16

But if he does not listen to you, take along with you one or two others, so as to have every word confirmed by the testimony of two or three witnesses. If he refuses to listen to them, report it to the church.

John 8:17

Even in your own law it is written, 'The testimony of two persons is true.'

2 Corinthians 13:1

This is my third visit to you. Any charge preferred must be sustained by the evidence of two or three witnesses.

1 Timothy 5:19

Make it a rule not to consider a charge preferred against an elder, unless it is supported by two or three witnesses.

Hebrews 10:28

Anyone who breaks the law of Moses pays the death penalty without any show of pity, on the evidence of two or three witnesses only.

1 John 5:7-8

Omitted Text.

Revelation 11:3

And I will permit my two witnesses, clothed in sackcloth, to prophesy for one thousand, two hundred and sixty days."

Treasury of Scripture Knowledge

Summary

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

Bible References

That in

John 8:17
Even in your own law it is written, 'The testimony of two persons is true.'
2 Corinthians 13:1
This is my third visit to you. Any charge preferred must be sustained by the evidence of two or three witnesses.
1 Timothy 5:19
Make it a rule not to consider a charge preferred against an elder, unless it is supported by two or three witnesses.
Hebrews 10:28
Anyone who breaks the law of Moses pays the death penalty without any show of pity, on the evidence of two or three witnesses only.
1 John 5:7
Omitted Text.
Revelation 11:3
And I will permit my two witnesses, clothed in sackcloth, to prophesy for one thousand, two hundred and sixty days."