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.
KJV: All things have I seen in the days of my vanity: there is a just man that perisheth in his righteousness, and there is a wicked man that prolongeth his life in his wickedness.
NASB: I have seen everything during my lifetime of futility; there is a righteous man who perishes in his righteousness and there is a wicked man who prolongs his life in his wickedness.
KJV: There is no man that hath power over the spirit to retain the spirit; neither hath he power in the day of death: and there is no discharge in that war; neither shall wickedness deliver those that are given to it.
NASB: No man has authority to restrain the wind with the wind, or authority over the day of death; and there is no discharge in the time of war, and evil will not deliver those who practice it.
KJV: Then I commended mirth, because a man hath no better thing under the sun, than to eat, and to drink, and to be merry: for that shall abide with him of his labour the days of his life, which God giveth him under the sun.
NASB: So I commended pleasure, for there is nothing good for a man under the sun except to eat and to drink and to be merry, and this will stand by him in his toils throughout the days of his life which God has given him under the sun.