It says...

It says: “Allah is He Who created the heavens and the earth and what is between them in six Days…” The objective meaning of ‘ Six Days’ mentioned in such verses is ‘six periods’, and we know that one of the meanings of ‘ Day ’ in daily applications is ‘period’, as we say: ‘One day the despotic government was ruling and ‘today’ the council system is’, while we know that despotic government used to rule thousands of years but they are said as ‘days’.

On the other side, we know that the heavens and the earth have passed different periods. One day all the spheres of the solar system were in the form of a single melted mass. Another day some planets separated from the sun and began to rotate around it. One day the earth was entirely fiery, and another day it became cold and appropriate for the life of plants and animals.

Then, the living creatures came into being in different stages.[^10] It is evident that the infinite power of Allah is enough to create the entire universe in one moment or less than that, but this gradual system can illustrate better the glory, knowledge and providence of Allah in all stages. For example, if an embryo could complete all its periods of development to be born, its wonders would remain aloof from the man’s view. But when we…