1 Corinthians 14:23-24
1 Corinthians 14:23-24 NASB1995
Therefore if the whole church assembles together and all speak in tongues, and ungifted men or unbelievers enter, will they not say that you are mad? But if all prophesy, and an unbeliever or an ungifted man enters, he is convicted by all, he is called to account by all