Seest thou not that it is Allah Whose praises all beings in the heavens and on earth do celebrate, and the birds (of the air) with wings outspread? Each one knows its own (mode of) prayer and praise. And Allah knows well all that they do. 41 And Allah's is the dominion of the heavens and the earth, and unto Allah is the return. 42 See you not that Allah drives the clouds gently, then joins them together, then makes them into a heap of layers, and you see the rain comes forth from between them. And He sends down from the sky hail (like) mountains, (or there are in the heaven mountains of hail from where He sends down hail), and strike therewith whom He will, and averts it from whom He wills. The vivid flash of its (clouds) lightning nearly blinds the sight. [Tafsir At-Tabari]. 43 Allah turneth the night and the day over and over; verily therein is a lesson for men of insight. 44 God created every moving thing from water: One crawls on its belly, one walks on two legs, another moves on four. God creates whatsoever He will. Indeed God has power over everything. 45 We have indeed sent down signs that make things manifest: and Allah guides whom He wills to a way that is straight. 46 For, [many are] they [who] say: "We believe in God and in the Apostle, and we pay heed!" - but then, some of them turn away after this [assertion]: and these are by no means [true] believers. 47 When they are called to God and His Messenger so that they will judge among them, suddenly, some of them turn away. 48 And if right had been theirs, they would have come to him readily. 49 What, is there sickness in their hearts, or are they in doubt, or do they fear that God may be unjust towards them and His Messenger? Nay, but those -- they are the evildoers. 50