KJV: There is a vanity which is done upon the earth; that there be just men, unto whom it happeneth according to the work of the wicked; again, there be wicked men, to whom it happeneth according to the work of the righteous: I said that this also is vanity.
NASB: There is futility which is done on the earth, that is, there are righteous men to whom it happens according to the deeds of the wicked. On the other hand, there are evil men to whom it happens according to the deeds of the righteous. I say that this too is futility.
KJV: Then I beheld all the work of God, that a man cannot find out the work that is done under the sun: because though a man labour to seek it out, yet he shall not find it; yea further; though a wise man think to know it, yet shall he not be able to find it.
NASB: and I saw every work of God, I concluded that man cannot discover the work which has been done under the sun. Even though man should seek laboriously, he will not discover; and though the wise man should say, "I know," he cannot discover.
KJV: Remember now thy Creator in the days of thy youth, while the evil days come not, nor the years draw nigh, when thou shalt say, I have no pleasure in them;
NASB: Remember also your Creator in the days of your youth, before the evil days come and the years draw near when you will say, "I have no delight in them";