Whosoever shall say, Thou fool, shall be in danger of hell fire.
-- Matthew 5:22
Ye fools and blind: for whether is greater, the gold, or the temple that sanctifieth the gold? ... Ye fools and blind: for whether is greater, the gift, or the altar that sanctifieth the gift?
-- Matthew 23:17, 19
Ye fools, did not he that made that which is without make that which is within also?
-- Luke 11:40
But God said unto him, Thou fool, this night thy soul shall be required of thee: then whose shall those things be, which thou hast provided?
-- Luke 12:20
Then he said unto them, O fools, and slow of heart to believe all that the prophets have spoken.
-- Luke 24:25
Behold, thou art called a Jew ... an instructor of the foolish ...
-- Romans 2:17, 20
Let no man deceive himself. If any man among you seemeth to be wise in this world, let him become a fool, that he may be wise.
-- I Corinthians 3:18
We are fools for Christ's sake, but ye are wise in Christ; we are weak, but ye are strong; ye are honourable, but we are despised.
-- I Corinthians 4:10
For ye suffer fools gladly, seeing ye yourselves are wise.
-- II Corinthians 11:19