1 Corinthians 14:27-32

If any man speaketh in a tongue, let it be by two, or at the most three, and that in turn; and let one interpret: but if there be no interpreter, let him keep silence in the church; and let him speak to himself, and to God. And let the prophets speak by two or three, and let the others discern. But if a revelation be made to another sitting by, let the first keep silence. For ye all can prophesy one by one, that all may learn, and all may be exhorted; and the spirits of the prophets are subject to the prophets