Deuteronomy 17:6
On the evidence of two witnesses or of three witnesses the one who is to die shall be put to death; a person shall not be put to death on the evidence of one witness.
Numbers 35:30
"If anyone kills a person, the murderer shall be put to death on the evidence of witnesses. But no person shall be put to death on the testimony of one witness.
Deuteronomy 19:15
"A single witness shall not suffice against a person for any crime or for any wrong in connection with any offense that he has committed. Only on the evidence of two witnesses or of three witnesses shall a charge be established.
Matthew 18:16
But if he does not listen, take one or two others along with you, that every charge may be established by the evidence of two or three witnesses.
2 Corinthians 13:1
This is the third time I am coming to you. Every charge must be established by the evidence of two or three witnesses.
1 Timothy 5:19
Do not admit a charge against an elder except on the evidence of two or three witnesses.
Hebrews 10:28
Anyone who has set aside the law of Moses dies without mercy on the evidence of two or three witnesses.
John 8:17-18
In your Law it is written that the testimony of two people is true.