Isaiah 1:3
The ox knoweth his owner, and the Ass his master's crib; but Israel knoweth nothing. My people hath no understanding.
Jeremiah 8:7
The Stork knoweth her appointed time; the Turtledove, the Swallow and the Crane consider the time of their travail: but my people will not know the time of the punishment of the LORD.
Isaiah 44:18
Yet men neither consider nor understand; because their eyes are stopped that they cannot see, and their hearts, that they can not perceive.
Deuteronomy 32:28-29
"'For it is a nation that hath an unhappy forecast, and hath no understanding in them.
Psalm 94:8
Take heed, ye unwise among the people: O ye fools, when will ye understand?
Proverbs 6:6
Go to the Emmet, thou sluggard: consider her ways, and learn to be wise.
Isaiah 5:12
In those companies are harps and lutes, tabrets and pipes, and wine. But they regard not the work of the LORD, and consider not the operation of his hands.
Isaiah 27:11
Their harvest shall be burnt; their wives, which were their beauty when they came forth, shall be defiled. For it is a people without understanding, and therefore he that created them, shall not favour them; and he that made them, shall not be merciful to them.
Jeremiah 4:22
"Nevertheless this shall come upon them because my people is become foolish, and hath utterly no understanding. They are the children of foolishness, and without any discretion. To do evil, they have wit enough: but to do well, they have no wisdom."
Jeremiah 9:3-6
They bend their tongues like bows, to shoot out lies: As for the truth, they may nothing away with all in the world. For they go from one wickedness to another, and hold nothing of me, sayeth the LORD.
Jeremiah 10:8
They are altogether unlearned and unwise. All their cunning is but vanity:
Jeremiah 10:14
His wisdom maketh all men fools. And confounded be all casters of images, for that they cast is but a vain thing, and hath no life.
Matthew 13:13-15
Therefore speak I to them in similitudes: For though they see, they see not; and hearing, they hear not, neither understand.
Matthew 13:19
Whosoever heareth the word of the kingdom, and understandeth it not, there cometh the evil man, and catcheth away that which was sown in his heart. And this is he which was sown by the wayside.
Romans 1:28
And as it seemed not good unto them to be a known of God, even so God delivered them up unto a lewd mind, that they should do those things which were not comely,
2 Peter 3:5
This they know not - and that willingly: how that the heavens a great while ago were, and the earth that was in the water appeared up out of the water by the word of God: