'May' in the Bible

Is there anything of which it can be said,“See this, it is new”?It has already existed for [the vast] ages [of time recorded or unrecorded]Which were before us.

For to the person who pleases Him God gives wisdom, knowledge, and joy; but to the sinner He gives the work of gathering and collecting so that he may give to one who pleases God. This too is vanity and chasing after the wind.

I said to myself regarding the sons of men, “God is surely testing them in order for them to see that [by themselves, without God] they are [only] animals.”

In the day of prosperity be joyful,But in the day of adversity consider thatGod has made the one as well as the other,So that man will not find out anything that will be after him.

and I saw all the work of God, I concluded that man cannot discover the work that is done under the sun. Even though man may labor in seeking, he will not discover; and [more than that], though a wise man thinks and claims he knows, he will not be able to find it out.

Give a portion to seven, or even [divide it] to eight, for you do not know what misfortune may occur on the earth.