1 Corinthians 14:14
KJV
For if I pray in an unknown tongue, my spirit prayeth, but my understanding is unfruitful.
NASB
For if I pray in a [omit] tongue, my spirit prays, but my mind is unproductive.
Scripture quotations taken from the (NASB®) New American Standard Bible®, Copyright © 1960, 1971, 1977, 1995, 2020 by The Lockman Foundation. Used by permission. All rights reserved. www.Lockman.org