And the prophecy of Isaias is fulfilled in them, who saith: By hearing you shall hear, and shall not understand: and seeing you shall see, and shall not perceive.
Son of man, thou dwellest in the midst of a provoking house: who have eyes to see and see not, and ears to hear and hear not: for they are a provoking house.
But their senses were made dull. For, until this present day, the selfsame veil, in the reading of the old testament, remaineth not taken away (because in Christ it is made void).
To whom he said: To you it is given to know the mystery of the kingdom of God; but to the rest in parables, that seeing they may not see, and hearing may not understand.
That seeing they may see, and not perceive; and hearing they may hear, and not understand: lest at any time they should be converted, and their sins should be forgiven them.