To everything there is a season, and a time for every purpose under heaven:
The scope of these verses is to show, 1. That we live in a world of changes, that the several events of time, and conditions of human life, are vastly different from one another, and yet occur promiscuously, and we are continually passing and repassing between them, as in the revolutions of every day and every year.
Commenting on Ecclesiastes 3:1-10
To every thing there is a season,.... A set determined time, when everything shall come into being, how long it shall continue, and in what circumstances; all things that have been, are, or shall be, were foreordained by God, and he has determined the times before appointed for their being, duration, and end; which times and seasons he has in his own power: there was...
To every [thing there is] a season, and a time to every purpose under the heaven: (a) He speaks of this diversity of time for two causes first to declare that there is nothing in this world perpetual: next to teach us not to be grieved, if we have not all things at once according to our desires, neither enjoy them so long as we would wish.