..." Then the Qur'an implies that this process of creation...
..." Then the Qur'an implies that this process of creation and the revolution and rotation of the sun and the moon are not to be dismissed as trivial matters. The verse continues saying: "... Allah did not create that save in truth. ..." The cloud and the wind, the moon and the sun move in the sky that you may earn your bread, and you should not eat it without being aware of your Provider.
At the end of the verse, the Qur'an emphasizes that Allah explains His verses for those who comprehend them although those who are ill- sighted and unaware overlook all these verses, not understanding the slightest thing from them. It says: "... (Thus)does He explain the Signs in detail, for a people who know.
" Commentary : Allah has designed the universe in keeping with His Own magnificence and wisdom, the cycle of night and day, the overarching heavens, the fixed and moving stars, the animals, plants, inanimate objects, and all the rest of provisions and bounties provided in the earth are proofs and evidences upon His Oneness and Glory for those people who avoid committing sins and disobeying Allah for the fear of His punishment.
The fact that He only mentions the pious as those who reflect upon His Signs is an indication that it is only such people who take lessons by observing the worldly phenomena. The rest of mankind are blinded by their own negligence and ignorance; no phenomenon can affect on their hearts; thus, they cannot grasp the objectives of creation. Incidentally, the word 'alternation'/ 'ixtilaf/, mentioned in the holy verse, signifies coming and going as well as variation.
Thus the night and the day are different in some respects: A. They alternatively substitute for each other. Allah says: "... The sign of the night have We made to pass away and have We the sign of the day manifest, ..."(1) (1) Sura Al- 'Isra', No. 17, verse 12 B. Night is pre- ordained for tranquility and the day for the hustle and bustle of struggle. Allah says: C. The decrease and increase in the number of daylight hours in the different seasons of the year.
"And We made the night as a covering, " "And We made the day for(seeking)livelihood. " D.