John 8:27
They understood not that he spoke to them of the Father.
Isaiah 6:9
And he said, Go, and tell this people, Hear you indeed, but understand not; and see you indeed, but perceive not.
Isaiah 42:18-20
Hear, you deaf; and look, you blind, that you may see.
Isaiah 59:10
We grope for the wall like the blind, and we grope as if we had no eyes: we stumble at noonday as in the twilight; we are in desolate places as dead men.
John 8:43
Why do you not understand my speech? even because you cannot hear my word.
John 8:47
He that is of God hears God's words: you therefore hear them not, because you are not of God.
Romans 11:7-10
What then? Israel has not obtained that which it seeks for; but the election has obtained it, and the rest were blinded
2 Corinthians 4:3-4
But if our gospel be hid, it is hid to them that are lost: