New Living Translation
But if you are unsuccessful, take one or two others with you and go back again, so that everything you say may be confirmed by two or three witnesses.

American Standard Version
But if he hear thee not, take with thee one or two more, that at the mouth of two witnesses or three every word may be established.

Berean Study Bible
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.’

Douay-Rheims Bible
And if he will not hear thee, take with thee one or two more: that in the mouth of two or three witnesses every word may stand.

English Revised Version
But if he hear thee not, take with thee one or two more, that at the mouth of two witnesses or three every word may be established.

King James Bible
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.

World English Bible
But if he doesn't listen, take one or two more with you, that at the mouth of two or three witnesses every word may be established.

Young's Literal Translation
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.

Matthew 18:16 Additional Translations ...