1 Corinthians 14:14 Cross References - WEB

¹⁴ For if I pray in another language, my spirit prays, but my understanding is unfruitful.

² For he who speaks in another language speaks not to men, but to God; for no one understands; but in the Spirit he speaks mysteries.

¹⁵ What is it then? I will pray with the spirit, and I will pray with the understanding also. I will sing with the spirit, and I will sing with the understanding also. ¹⁶ Otherwise if you bless with the spirit, how will he who fills the place of the unlearned say the “Amen” at your giving of thanks, seeing he doesn’t know what you say?

¹⁹ However in the assembly I would rather speak five words with my understanding, that I might instruct others also, than ten thousand words in another language.