'Vain' in the Bible

Thus saith the LORD, What iniquity have your fathers found in me, that they are gone far from me, and have walked after vanity, and are become vain?

Withhold thy foot from being unshod, and thy throat from thirst: but thou saidst, It is in vain; no, for I have loved strangers, and after them will I go.

In vain have I smitten your children; they received no correction: your own sword hath devoured your prophets, like a destroying lion.

Truly in vain is salvation hoped for from the hills, and from the multitude of mountains: truly in the LORD our God is the salvation of Israel.

O Jerusalem, wash thine heart from wickedness, that thou mayest be saved. How long shall thy vain thoughts lodge within thee?

And when thou art spoiled, what wilt thou do? Though thou clothest thyself with crimson, though thou deckest thee with ornaments of gold, though thou rentest thy face with painting, in vain shalt thou make thyself fair; thy lovers will despise thee, they will seek thy life.

The bellows are burned, the lead is consumed of the fire; the founder melteth in vain: for the wicked are not plucked away.

How do ye say, We are wise, and the law of the LORD is with us? Lo, certainly in vain made he it; the pen of the scribes is in vain.

For the customs of the people are vain: for one cutteth a tree out of the forest, the work of the hands of the workman, with the axe.

But they say, It is in vain; for we will walk after our own devices, and we will do every one after the stubbornness of his evil heart.

But My people have forgotten Me, to a vain thing they make perfume, And they cause them to stumble in their ways -- paths of old, To walk in paths -- a way not raised up,

Thus saith the LORD of hosts, Hearken not unto the words of the prophets that prophesy unto you: they make you vain: they speak a vision of their own heart, and not out of the mouth of the LORD.

Behold, I am against them that prophesy lying dreams, saith Jehovah, and do tell them, and cause my people to err by their lies, and by their vain boasting: yet I sent them not, nor commanded them; neither do they profit this people at all, saith Jehovah.

Go up into Gilead, and take balm, O virgin, the daughter of Egypt: in vain shalt thou use many medicines; for thou shalt not be cured.

I know his wrath, saith Jehovah; his pratings are vain: they do not as they say.

For, lo, I will raise and cause to come up against Babylon an assembly of great nations from the north country: and they shall set themselves in array against her; from thence she shall be taken: their arrows shall be as of a mighty expert man; none shall return in vain.

Thus saith the LORD of hosts; The broad walls of Babylon shall be utterly broken, and her high gates shall be burned with fire; and the people shall labour in vain, and the folk in the fire, and they shall be weary.