Matthew 13:14-15

And in them is being fulfilled that prophecy of Isaiah which says. "Hearing you will hear and not understand; Seeing you will see and not perceive;

Romans 11:25

For I would not, my brothers, have you ignorant of this hidden truth, for fear that you become wise in your own conceits. that a hardening in part has befallen Israel, until the fulness of the Gentiles is come in.

1 Corinthians 3:19

For the philosophy of this world is foolishness in God's sight. It is written, He snares the wise in their own craftiness,

Treasury of Scripture Knowledge did not add