8. There may be other translations of this also: He has ordained it in due proportion; or He has appointed an exact measure for everything. But no translation can convey its real meaning, which is: Allah has not only created everything in the universe but also determined its shape, size, potentialities, characteristics, term of existence, the limitations and extent of its development and all other things concerning it. Then, He has created the means and provisions to enable it to function properly in its own separate sphere.
This is one of the most comprehensive verses of the Quran with regard to the doctrine of Tauhid. According to traditions, the Prophet (peace be upon him) himself taught this verse to every child of his family as soon as it was able to speak and utter a few words. Thus, this verse is the best means of impressing the doctrine of Tauhid on our minds, and every Muslim should use it for educating his children as soon as they develop understanding.