'Delusion' in the Bible

Men of low degree are only a breath (emptiness), and men of [high] rank are a lie (delusion).In the balances they go up [because they have no measurable weight or value];They are together lighter than a breath.

So {I dedicated myself} to learn about wisdom and [to] learn about delusion and folly. However, I discovered that this also [is] chasing wind.

Next, I considered wisdom, as well as delusion and folly. What can anyone [do] who will come after the king that has not already been done?

I committed myself to understand, to learn, to search for wisdom and explanations, and to understand both the evil that is foolishness and the stupidity that is delusion.

This [is] the {injustice} that is done under the sun: the same fate [comes] to everyone. Also the hearts of {humans} are full [of] evil; delusion [is] in their hearts during their lives, and then they die.

He begins by saying what is foolish and ends by uttering what is wicked delusion.

Look, all of them are a delusion;their works are nonexistent;their images are wind and emptiness.

For the customs of the peoples are delusion;Because it is wood cut from the forest,The work of the hands of a craftsman with a cutting tool.

But they are altogether stupid and foolishIn their discipline of delusion—their idol is wood!

They are vanity, a work of delusion: in the time of their visitation they shall perish.

They are vanity, a work of delusion: in the time of their visitation they shall perish.

Your prophets have seen (imagined) for youFalse and foolish visions;And they have not exposed your wickednessTo restore you from captivity [by teaching you to repent],But they have seen (imagined) and declared to you false and misleading oracles.

They see delusion and their omens are a lie. They say, "the Lord declares," though the Lord has not sent them; yet they expect their word to be confirmed.

"'Therefore, this is what the sovereign Lord says: Because you have spoken false words and forecast delusion, look, I am against you, declares the sovereign Lord.

My hand will be against the prophets who see delusion and announce lying omens. They will not be included in the council of my people, nor be written in the registry of the house of Israel, nor enter the land of Israel. Then you will know that I am the sovereign Lord.

Do you not know that unrighteous men will not inherit God's Kingdom? Cherish no delusion here. Neither fornicators, nor idolaters, nor adulterers, nor any who are guilty of unnatural crime,

And if Christ has not risen, it follows that what we preach is a delusion, and that your faith also is a delusion.

and if Christ has not been raised, your faith is worthless and powerless [mere delusion]; you are still in your sins [and under the control and penalty of sin].

that, regarding your previous way of life, you put off your old self [completely discard your former nature], which is being corrupted through deceitful desires,

For our appeal does not come from delusion or impure motives, nor [is it motivated] by deceit [our message is complete, accurate, and based on the truth—it does not change].

And for this cause God shall send them strong delusion, that they should believe a lie:

But prove yourselves obedient to the Message, and do not be mere hearers of it, imposing a delusion upon yourselves.