Ulangan 19:15

19:15 A single witness may not testify ¹  against another person for any trespass or sin that he commits. A matter may be legally established ²  only on the testimony of two or three witnesses.

Matius 18:16

18:16 But if he does not listen, take one or two others with you, so that at the testimony of two or three witnesses every matter may be established. ³ 

[19:15]  ¹ tn Heb “rise up” (likewise in v. 16).

[19:15]  ² tn Heb “may stand.”

[18:16]  ³ sn A quotation from Deut 19:15.