3 Bible Verses about Languages Confused

There is, for instance, a certain number of different languages in the world, and not one of them fails to convey meaning.

And, when this sound was heard, numbers of people collected, in the greatest excitement, because each of them heard the disciples speaking in his own language.

So, when the whole Church meets, if all present use the gift of 'tongues,' and some men who are without the gift, or who are unbelievers, come in, will not they say that you are mad?