Romans 11:8
as it is written, "God hath given them the spirit of slumber, eyes that they should not see, and ears that they should not hear; unto this present day."
Matthew 13:13-14
Therefore I speak to them in parables: that seeing, they may not see; and hearing, they may not hear nor understand.
Mark 4:11-12
And he said to them, To you it is given to know the mystery of the kingdom of God; but to those who are without, all things are in parables:
Luke 8:10
And he said, To you it is given to know the mysteries of the kingdom of God; but to the rest in parables: that seeing they may not perceive, and hearing may not comprehend.
Acts 28:26
saying, Go to this people, and say, "In hearing ye shall hear, and shall not understand; and seeing ye shall see, yet in nowise perceive.
2 Corinthians 3:14-15
But their understandings were darkened: for unto this day the same veil in their reading the old testament abideth unremoved; which veil is taken away by Christ.