Why do the nations rage, and the peoples meditate vain {things (LXX/NT)}?

The lines are fallen to me in pleasant places. Yea, I have a fine heritage.

More to be desired are they than gold, yea, than much fine gold. Sweeter also than honey and the droppings of the honeycomb.

For thou meet him with the blessings of goodness. Thou set a crown of fine gold on his head.

A horse is a vain thing for safety, nor does he deliver any by his great power.

Surely every man walks in a shadow. Surely they are disquieted in vain. He heaps up, and knows not who shall gather them.

Give us help against the adversary, for vain is the help of man.

Trust not in oppression, and become not vain in robbery. If riches increase, set not your heart [on it].

Surely in vain I have cleansed my heart, and washed my hands in innocence,

Thou brought a vine out of Egypt. Thou drove out the nations, and planted it.

Turn again, we beseech thee, O God of hosts. Look down from heaven, and, behold, and visit this vine,

(The haters of LORD feign obedience to him, but their time is forever.)

Give us help against the adversary, for vain is the help of man.

Therefore I love thy commandments above gold, yea, above fine gold.

Unless LORD builds the house, they labor in vain who build it. Unless LORD guards the city, the watchman wake but in vain.

It is vain for you to rise up early, to take rest late, to eat the bread of toil, [for] so he gives sleep to his beloved.

Thy wife shall be as a fruitful vine in the innermost parts of thy house, thy sons like olive plants round about thy table.

For they speak against thee wickedly, and thine enemies take [it] in vain.