Translation Of The Holy Qur’an 55:17 

(He is) the Lord of the two easts (places of sunrise during early summer and early winter) and the Lord of the two wests (places of sunset during early summer and early winter).

Translation Of The Holy Qur’an 55:19-20

He has let loose the two seas (the salt and fresh water) meeting together.  Between them is a barrier which no one of them can transgress.

Translation Of The Holy Qur’an 55:33

O assembly of jinn and men!  If you have power to pass beyond the zones of the heavens and the earth, then pass beyond (them)!  But you will never be able to pass them, except with authority (from Allaah)!