Matthew 18:16 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. MC VC

2 Corinthians 13:1 This is the third time I am coming to you. In the mouth of two or three witnesses shall every word be established. MC VC

1 Timothy 5:19 Against an elder receive not an accusation, but before two or three witnesses. MC VC