GOD'S WORD® Translation
Then I saw that all hard work and skillful effort come from rivalry. Even this is pointless. [It's like] trying to catch the wind.

American Standard Version
Then I saw all labor and every skilful work, that for this a man is envied of his neighbor. This also is vanity and a striving after wind.

Berean Study Bible
I saw that all labor and success spring from a man’s envy of his neighbor. This too is futile and a pursuit of the wind.

Douay-Rheims Bible
Again I considered all the labours of men, and I remarked that their industries are exposed to the envy of their neighhour: so in this also there is vanity, and fruitless care.

English Revised Version
Then I saw all labour and every skilful work, that for this a man is envied of his neighbour. This also is vanity and a striving after wind.

King James Bible
Again, I considered all travail, and every right work, that for this a man is envied of his neighbour. This is also vanity and vexation of spirit.

World English Bible
Then I saw all the labor and achievement that is the envy of a man's neighbor. This also is vanity and a striving after wind.

Young's Literal Translation
And I have seen all the labour, and all the benefit of the work, because for it a man is the envy of his neighbour. Even this is vanity and vexation of spirit.

Ecclesiastes 4:4 Additional Translations ...