5. I am glad for you to speak unknown languages, although I would rather you prophesied. In fact, prophesying does much more good than speaking unknown languages, unless someone can help the church by explaining what you mean.
6. My friends, what good would it do, if I came and spoke unknown languages to you and didn't explain what I meant? How would I help you, unless I told you what God had shown me or gave you some knowledge or prophecy or teaching?
7. If all musical instruments sounded alike, how would you know the difference between a flute and a harp?
8. If a bugle call isn't clear, how would you know to get ready for battle?
9. That's how it is when you speak unknown languages. If no one can understand what you are talking about, you will only be talking to the wind.