2 For one who (A)speaks in a tongue does not speak to men but to God; for no one [a]understands, but [b]in his spirit he speaks (B)mysteries.
51 Behold, I tell you a (A)mystery; we will not all sleep, but we will all be (B)changed,
New American Standard Bible®, Copyright © 1960, 1971, 1977, 1995 by The Lockman Foundation. All rights reserved.