John 8:27
They understood not that he spoke to them concerning the Father.
Isaiah 6:9
And he said, Go, and tell this people, Hear ye indeed, but understand not; and see ye indeed, but perceive not.
Isaiah 42:18-20
Hear, ye deaf; and look, ye blind, that ye 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 noon day as in the night; we are in desolate places as dead men.
John 8:43
Why do ye not understand my speech? even because ye cannot hear my word.
John 8:47
He that is of God, heareth God's words: ye therefore hear them not, because ye are not of God.
Romans 11:7-10
What then? Israel hath not obtained that which he seeketh for; but the election hath obtained it, and the rest were blinded.
2 Corinthians 4:3-4
But if our gospel is hid, it is hid to them that are lost: