John 8:27
They did not understand that He spoke to them of the Father.
Isaiah 6:9
And He said, Go, and tell this people, You hear indeed, but do not understand; and seeing you see, but do not know.
Isaiah 42:18-20
Hear, deaf ones; and blind ones look to 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 night; we are in deserted places like dead men.
John 8:43
Why do you not know My speech? Because you cannot hear My Word.
John 8:47
He who is of God hears God's Words. Therefore you do not hear them because you are not of God.
Romans 11:7-10
What then? Israel has not obtained that which it seeks, but the election obtained it, and the rest were hardened
2 Corinthians 4:3-4
But also if our gospel is hidden, it is hidden to those being lost,