1 Corinthians 14:14
For if I pray in ecstasy, my spirit is praying, but my mind produces no results for anyone.
1 Corinthians 14:2
For whoever speaks in ecstasy is speaking not to men but to God, for no one understands him, and yet by the Spirit he is speaking secret truths.
1 Corinthians 14:15-16
What is my conclusion then? I will certainly pray with my spirit, but I will pray with my mind in action too. I will certainly sing with my spirit, but I will sing with my mind in action too. For if you give thanks with your spirit only,
1 Corinthians 14:19
But in the public congregation I would rather speak five words with my mind in action, in order to instruct the people too, than ten thousand words in ecstasy.