'Testimony of Two or Three Witnesses' in the Bible

The one condemned to die is to be executed on the testimony of two or three witnesses. No one is to be executed on the testimony of a single witness.

“A single witness shall not appear in a trial against a man for any wrong or any sin which he has committed; [only] on the testimony or evidence of two or three witnesses shall a charge be confirmed.

But if he does not listen, take along with you one or two others, so that every word may be confirmed by the testimony of two or three witnesses.

This is the third time that I am visiting you. Every fact shall be sustained and confirmed by the testimony of two or three witnesses.

Do not accept an accusation against an elder unless it is based on [the testimony of at least] two or three witnesses.

Any one that has disregarded Moses' law dies without mercy on the testimony of two or three witnesses: