Matthew 13:14

2 Corinthians 3:14 NIV
But their minds were made dull, for to this day the same veil remains when the old covenant is read. It has not been removed, because only in Christ is it taken away.

Ezekiel 12:2 NIV
“Son of man, you are living among a rebellious people. They have eyes to see but do not see and ears to hear but do not hear, for they are a rebellious people.

Isaiah 6:9-10 NIV
He said, “Go and tell this people: “‘Be ever hearing, but never understanding; be ever seeing, but never perceiving.’ Make the heart of this people calloused; make their ears dull and close their eyes. Otherwise they might see with their eyes, hear with their ears, understand with their hearts, and turn and be healed.”

Luke 8:10 NIV
He said, “The knowledge of the secrets of the kingdom of God has been given to you, but to others I speak in parables, so that, “‘though seeing, they may not see; though hearing, they may not understand.’