1 Corinthians 14:22

A Conservative Version

Therefore tongues are for a sign, not to those who believe, but to the unbelieving. But prophesying is not to the unbelieving, but to those who believe.

Cross References

Mark 16:17

And these signs will accompany those who believe: In my name they will cast out demons. They will speak in new tongues.

1 Timothy 1:9

knowing this, that law is not laid down for righteous men, but for the lawless and rebellious, for the irreverent and sinful, for the impious and profane, for father killers and mother killers, for man killers,

1 Corinthians 14:1

Pursue love, and be zealous for the spiritual things, but more that ye may prophesy.

Luke 12:46

the lord of that bondman will arrive in a day that he does not expect, and in an hour that he is not aware, and will cut him in two, and will place his portion with the unbelieving.