KJV: And I turned myself to behold wisdom, and madness, and folly: for what can the man do that cometh after the king? even that which hath been already done.
NASB: So I turned to consider wisdom, madness and folly; for what will the man do who will come after the king except what has already been done?
KJV: Wherefore I perceive that there is nothing better, than that a man should rejoice in his own works; for that is his portion: for who shall bring him to see what shall be after him?
NASB: I have seen that nothing is better than that man should be happy in his activities, for that is his lot. For who will bring him to see what will occur after him?
KJV: For who knoweth what is good for man in this life, all the days of his vain life which he spendeth as a shadow? for who can tell a man what shall be after him under the sun?
NASB: For who knows what is good for a man during his lifetime, during the few years of his futile life? He will spend them like a shadow. For who can tell a man what will be after him under the sun?
KJV: In the day of prosperity be joyful, but in the day of adversity consider: God also hath set the one over against the other, to the end that man should find nothing after him.
NASB: In the day of prosperity be happy, But in the day of adversity consider-- God has made the one as well as the other So that man will not discover anything that will be after him.