10. There are doubtless many different kinds of languages in the world, and all have meaning.
11. Therefore, if I do not know the meaning of the language, I will be a foreigner to the speaker, and the speaker will be a foreigner to me.
12. So also you — since you are zealous for spiritual gifts, seek to excel in building up the church.
13. Therefore the person who speaks in another language should pray that he can interpret.
14. For if I pray in another language, my spirit prays, but my understanding is unfruitful.
15. What then? I will pray with the spirit, and I will also pray with my understanding. I will sing with the spirit, and I will also sing with my understanding.