New American Standard Bible (©1995)
So then tongues are for a sign, not to those who believe but to unbelievers; but prophecy is for a sign, not to unbelievers but to those who believe.

King James Bible (Cambridge Ed.)
Wherefore tongues are for a sign, not to them that believe, but to them that believe not: but prophesying serveth not for them that believe not, but for them which believe.

International Standard Version (©2012)
Foreign languages, then, are meant to be a sign, not for believers, but for unbelievers, while prophecy is meant, not for unbelievers, but for believers.

King James 2000 Bible (©2003)
Therefore tongues are for a sign, not to them that believe, but to them that believe not: but prophesying serves not for them that believe not, but for them that believe.

American King James Version
Why tongues are for a sign, not to them that believe, but to them that believe not: but prophesying serves not for them that believe not, but for them which believe.

American Standard Version
Wherefore tongues are for a sign, not to them that believe, but to the unbelieving: but prophesying is for a sign , not to the unbelieving, but to them that believe.

Douay-Rheims Bible
Wherefore tongues are for a sign, not to believers, but to unbelievers; but prophecies not to unbelievers, but to believers.

Darby Bible Translation
So that tongues are for a sign, not to those who believe, but to unbelievers; but prophecy, not to unbelievers, but to those who believe.

English Revised Version
Wherefore tongues are for a sign, not to them that believe, but to the unbelieving: but prophesying is for a sign, not to the unbelieving, but to them that believe.

Webster's Bible Translation
Wherefore languages are for a sign, not to them that believe, but to them that believe not: but prophesying serveth not for them that believe not, but for them who believe.

Weymouth New Testament
This shows that the gift of tongues is intended as a sign not to those who believe but to unbelievers, but prophecy is intended not for unbelievers but for those who believe.

World English Bible
Therefore other languages are for a sign, not to those who believe, but to the unbelieving; but prophesying is for a sign, not to the unbelieving, but to those who believe.

Young's Literal Translation
so that the tongues are for a sign, not to the believing, but to the unbelieving; and the prophesy is not for the unbelieving, but for the believing,

Luke 12:46 The lord of that servant will come in a day when he looketh not for him, and at an hour when he is not aware, and will cut him in sunder, and will appoint him his portion with the unbelievers.