1 Corinthians 14:19
Treasury of Scripture Knowledge
Yet in the church I had rather speak five words with my understanding, that by my voice I might teach others also, than ten thousand words in an unknown tongue.
1 Corinthians 14:4
He that speaks in a tongue edifies himself; but he that prophesies edifies the assembly.
1 Corinthians 12:7
And to each one is given the manifestation of the Spirit for profiting.