Parallel
Matthew 18:16
Nestle 1904 Greek New Testament · Berean Standard Bible
ἐὰν δὲ μὴ ἀκούσῃ παράλαβε μετὰ σοῦ ἔτι ἕνα ἢ δύο ἵνα Ἐπὶ στόματος δύο μαρτύρων ἢ τριῶν σταθῇ πᾶν ῥῆμα
But if he will not listen, take one or two others along, so that ‘every matter may be established by the testimony of two or three witnesses (note: Deuteronomy 19:15).’