Ecclesiastes 1:1-2

New King James Version

1 The words of the Preacher, the son of David, ^(A)king in Jerusalem.

²“Vanity^(B)^[a] of vanities,” says the Preacher;
“Vanity of vanities, ^(C)all is vanity.”

Ecclesiastes 1:2 Or Absurdity, Frustration, Futility, Nonsense; and so throughout the book

Ecclesiastes 1:1-2

English Standard Version

1 The words of ^(A)the Preacher,^[a] the son of David, ^(B)king in Jerusalem.

²^(C)Vanity^[b] of vanities, says ^(D)the Preacher,
^(E)vanity of vanities! ^(F)All is vanity.

Ecclesiastes 1:1 Or Convener, or Collector; Hebrew Qoheleth (so throughout Ecclesiastes)
Ecclesiastes 1:2 The Hebrew term hebel, translated vanity or vain, refers concretely to a “mist,” “vapor,” or “mere breath,” and metaphorically to something that is fleeting or elusive (with different nuances depending on the context). It appears five times in this verse and in 29 other verses in Ecclesiastes

New King James Version (NKJV)

English Standard Version (ESV)