1 Corinthians 14:16

16Otherwise, if you give thanks with your spirit, how can anyone in the position of an outsider
Or  of him that is without gifts
say bAmento cyour thanksgiving when he does not know what you are saying?

1 Corinthians 14:23-24

23If, therefore, the whole church comes together and all speak in tongues, and outsiders or unbelievers enter, dwill they not say that you are out of your minds? 24But if all prophesy, and an unbeliever or outsider enters, he is convicted by all, he is called to account by all,

2 Corinthians 11:6

6 eEven if I am unskilled in speaking, fI am not so in knowledge; indeed, in every way gwe have made this plain to you in all things.

Copyright information for ESV