A Canadian scientist had converted to islam after reading about the fallowing verses in the Quran.
Common sense dectates that when you envelope an object by placing it inside a containment , it becomes relatively dark inside the containment, then if this contained object is placed further inside two more layers it will become even more dark inside.
In the name of Allah most gracious most merciful:
He creataed you in the wombes of your mothers ,creation after creation, in a three fold darkness.
REFERENCE: Chapter "The Troops" verse "6".
surah " XXXIX " part of verse "6".