Ecc 4:1So I returned, and saw all the oppressions that were done under the sun: and behold the tear of the oppressed, and they had no comforter; and on the side of them that oppressed them was power; but they had no comforter:
Ecc 4:8There is one alone, and there is not a second; yea, he has neither son nor brother: yet there is no end to all his labour; neither is his eye satisfied with wealth; and for whom do I labour, and deprive my soul of good? this is also vanity, and an evil trouble.
Ecc 4:16There is no end to all the people, to all who were before them: and the last shall not rejoice in him: for this also is vanity and waywardness of spirit.