Mark 11:33
They answered and said to Jesus, "We do not know." Jesus said to them, "Neither do I tell you by what authority I do these things."
Job 5:13
He takes the wise in their own craftiness; the counsel of the cunning is carried headlong.
Proverbs 26:4-5
Do not answer a fool according to his folly, lest you also be like him.
Isaiah 1:3
The ox knows his owner, and the donkey his master's crib; but Israel doesn't know, my people do not consider.
Isaiah 6:9-10
He said, "Go, and tell this people, 'You hear indeed, but do not understand; and you see indeed, but do not perceive.'
Isaiah 29:9-14
Pause and wonder. Blind yourselves and be blind. They are drunk, but not with wine; they stagger, but not with strong drink.
Isaiah 42:19-20
Who is blind, but my servant? Or who is as deaf as my messenger whom I send? Who is as blind as he who is at peace, and as blind as the LORD's servant?
Isaiah 56:10
His watchmen are blind, they are all without knowledge; they are all mute dogs, they can't bark; dreaming, lying down, loving to slumber.
Jeremiah 8:7-9
Yes, the stork in the sky knows her appointed times; and the turtledove and the swallow and the crane observe the time of their coming; but my people do not know the LORD's law.
Hosea 4:6
My people are destroyed for lack of knowledge. Because you have rejected knowledge, I will also reject you, that you may be no priest to me. Because you have forgotten your God's law, I will also forget your children.
Malachi 2:7-8
For the priest's lips should keep knowledge, and they should seek the law at his mouth; for he is the messenger of the LORD of hosts.
Matthew 15:14
Leave them alone. They are blind guides. If the blind guide the blind, both will fall into a pit."
Matthew 16:4
An evil and adulterous generation seeks after a sign, and there will be no sign given to it, except the sign of Jonah." He left them, and departed.
Matthew 21:27
They answered Jesus, and said, "We do not know." He also said to them, "Neither will I tell you by what authority I do these things.
Matthew 23:16-26
"Woe to you, you blind guides, who say, 'Whoever swears by the temple, it is nothing; but whoever swears by the gold of the temple, he is obligated.'
Luke 10:21-22
In that same hour he rejoiced in the Holy Spirit, and said, "I thank you, O Father, Lord of heaven and earth, that you have hidden these things from the wise and understanding, and revealed them to little children. Yes, Father, for so it was well-pleasing in your sight."
Luke 20:7-8
They answered that they did not know where it was from.
Luke 22:66-69
As soon as it was day, the council of the elders of the people gathered together, both chief priests and scribes, and they led him away into their council, saying,
John 3:10
Jesus answered him, "Are you the teacher of Israel, and do not understand these things?
John 9:27
He answered them, "I told you already, and you did not listen. Why do you want to hear it again? You do not also want to become his disciples, do you?"
Romans 1:18-22
For the wrath of God is revealed from heaven against all ungodliness and unrighteousness of men, who suppress the truth in unrighteousness,
Romans 1:28
Even as they refused to have God in their knowledge, God abandoned them to a reprobate mind, to do those things which are not fitting;
2 Corinthians 3:15
But to this day, when Moses is read, a veil lies on their heart.
2 Corinthians 4:3-4
Even if our Good News is veiled, it is veiled to those who are perishing;
2 Thessalonians 2:10-12
and with all deception of wickedness for those who are being lost, because they did not receive the love of the truth, that they might be saved.