John 7:17
KJV
If any man will do his will, he shall know of the doctrine, whether it be of God, or whether I speak of myself.
NASB
If anyone is willing to do His will, he will know about the teaching, whether it is of God, or I am speaking from Myself.
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