14 distinct Hebrew words appear in this verse.

2 passages from patristic writers, Reformers, and church catechisms citing this verse.

• Eccl 1:2 — Vanity of vanities, saith the Preacher, vanity of vanities; all is vanity.
• Eccl 1:13 — And I gave my heart to seek and search out by wisdom concerning all things that are done under heaven: this sore travail hath God given to the sons of man to be exercised therewith.
• Eccl 1:18 — For in much wisdom is much grief: and he that increaseth knowledge increaseth sorrow.
• Eccl 4:8 — There is one alone, and there is not a second; yea, he hath neither child nor brother: yet is there no end of all his labour; neither is his eye satisfied with riches; neither saith he, For whom do I
• Eccl 8:16 — When I applied mine heart to know wisdom, and to see the business that is done upon the earth: (for also there is that neither day nor night seeth sleep with his eyes:)
• Job 5:7 — Yet man is born unto trouble, as the sparks fly upward.
• Job 7:13 — When I say, My bed shall comfort me, my couch shall ease my complaint;
• Job 14:1 — Man that is born of a woman is of few days, and full of trouble.
• Job 14:1 — Man that is born of a woman is of few days, and full of trouble.
• Ps 6:6 — I am weary with my groaning; all the night make I my bed to swim; I water my couch with my tears.
• Ps 127:2 — It is vain for you to rise up early, to sit up late, to eat the bread of sorrows: for so he giveth his beloved sleep.