Kitab-i-Aqdas/Elder135

Then remember what happened through the pen of Him who told the Good News of me in mentioning this Manifestation [note 3] and what the rebels (against God) committed in his day. Indeed, they are among the heaviest losers! He said, "If you comprehend what We manifest in you, you will ask from the Grace of God that He bestow on you the favour of making His abode in your secret hearts. He is Unattainable, Unapproachable Power. For Him to drink a cup of water with you is greater than that every one drink the water of His existence, nay rather of everything. If, O creatures of Mine, you would comprehend!"