Heavens and Earth were joined together

Allah says in the Quran that, heavens and earth were joined together and he clove them asunder. While muslims try their best to protray this verse as nothing short of a brilliant scientific miracle, an indication of modern day Big Bang theory, a little honest research proves otherwise. A cocktail of ancient greek and hebrew creation myths plagiarised by muhammad as he slowly proceeded with his compilation work.

Euripedes (480 - 406BC): said,

Heaven and Earth were once one form..

Anaxagoras (500BC-428BC): wrote,

..all things were together...

Diodorus (1st century BC):

..all things at the first were jumbled together, heaven and earth were in one mass, and had one and the same from...

Hebrew Creation Myth:

God divided the light from the darkness. . . and divided the waters which were under the firmament from the waters which were above the firmament

Sources: 1, 2, 3, 4.

Now, what al-Nadr used to claim makes sense,

And when Our verses, namely, the Qur’ān, were being recited to them, they said, ‘We have already heard! If we wish we can speak the like of this — al-Nadr b. al-Hārith said this, for he used to travel on trading business to al-Hīra, where he would buy books containing the tales of the Persians, and would recount these to the Meccans; this, Qur’ān, is nothing but the fables, the lies, of the ancients’.