Bible Verses About Witness: Two necessary to establish a fact

whoso smiteth a person, by the mouth of witnesses doth one slay the murderer; and one witness doth not testify against a person--to die.

By the mouth of two witnesses or of three witnesses is he who is dead put to death; he is not put to death by the mouth of one witness;

`One witness doth not rise against a man for any iniquity, and for any sin, in any sin which he sinneth; by the mouth of two witnesses, or by the mouth of three witnesses, is a thing established.

and if he may not hear, take with thee yet one or two, that by the mouth of two witnesses or three every word may stand.

and also in your law it hath been written, that the testimony of two men are true;

This third time do I come unto you; on the mouth of two witnesses or three shall every saying be established;

Against an elder an accusation receive not, except upon two or three witnesses.

any one who did set at nought a law of Moses, apart from mercies, by two or three witnesses, doth die,