1 Timothy 5:19

Do not receive an accusation against an elder except before two or three witnesses.

Deuteronomy 19:15

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

Matthew 18:16

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

Deuteronomy 17:6

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

Deuteronomy 19:18-19

And the judges shall make careful inquiry. And behold, if the witness is a false witness and has testified falsely against his brother,

John 8:17

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

John 18:29

Then Pilate went out to them and said, What charge do you bring against this man?

Acts 11:30

which they also did, sending to the elders by the hand of Barnabas and Saul.

Acts 24:2-13

And being called, Tertullus began to accuse, saying,

Acts 25:16

To them I answered, It is not the custom of the Romans to deliver any man to destruction before he being accused may have the accusers face to face, and have had freedom to answer for himself concerning the accusation.

2 Corinthians 13:1

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

Titus 1:6

if anyone is blameless, husband of one wife, having believing children, not accused of loose behavior, or disobedient.

Hebrews 10:28

He who despised Moses' Law died without mercy on the word of two or three witnesses.

Treasury of Scripture Knowledge

Summary

Against an elder receive not an accusation, but before two or three witnesses.

Bible References

Receive

John 18:29
Then Pilate went out to them and said, What charge do you bring against this man?
Acts 24:2
And being called, Tertullus began to accuse, saying,
Acts 25:16
To them I answered, It is not the custom of the Romans to deliver any man to destruction before he being accused may have the accusers face to face, and have had freedom to answer for himself concerning the accusation.
Titus 1:6
if anyone is blameless, husband of one wife, having believing children, not accused of loose behavior, or disobedient.

Two

Deuteronomy 17:6
At the mouth of two witnesses or three witnesses shall he that is worthy of death 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 sins. At the mouth of two witnesses, or at the mouth of three witnesses, shall the matter be made sure.
Matthew 18:16
But if he will not hear you, take one or two more with you, so that in the mouth of two or three witnesses every word may be established.
John 8:17
It is also written in your Law that the testimony of two men is true.
2 Corinthians 13:1
I am coming to you this third time. In the mouth of two or three witnesses every word shall be established.
Hebrews 10:28
He who despised Moses' Law died without mercy on the word of two or three witnesses.

General references

Genesis 9:23
And Shem and Japheth took a garment and laid it upon both their shoulders. And they went backwards and covered the nakedness of their father. And their faces were backwards, and they did not see their father's nakedness.
Numbers 35:30
Whoever kills any person, the murderer shall be put to death by the mouth of witnesses. But one witness shall not testify against any person to cause him to die.
Deuteronomy 13:14
then you shall inquire and make search, and ask carefully. And behold, if it is true, and the thing is certain, that such an abomination is done among you,
Deuteronomy 17:6
At the mouth of two witnesses or three witnesses shall he that is worthy of death be put to death. At the mouth of one witness he shall not be put to death.