KJV:
Then he said unto them, O fools, and slow of heart to believe all that the prophets have spoken:
NASB:
And He said to them, "O foolish men and slow of heart to believe in all that the prophets have spoken!
KJV:
I am debtor both to the Greeks, and to the Barbarians; both to the wise, and to the unwise.
NASB:
I am under obligation both to Greeks and to barbarians, both to the wise and to the foolish.
KJV:
O foolish Galatians, who hath bewitched you, that ye should not obey the truth, before whose eyes Jesus Christ hath been evidently set forth, crucified among you?
NASB:
You foolish Galatians, who has bewitched you, before whose eyes Jesus Christ was publicly portrayed as crucified?
KJV:
Are ye so foolish? having begun in the Spirit, are ye now made perfect by the flesh?
NASB:
Are you so foolish? Having begun by the Spirit, are you now being perfected by the flesh?
KJV:
But they that will be rich fall into temptation and a snare, and into many foolish and hurtful lusts, which drown men in destruction and perdition.
NASB:
But those who want to get rich fall into temptation and a snare and many foolish and harmful desires which plunge men into ruin and destruction.
KJV:
For we ourselves also were sometimes foolish, disobedient, deceived, serving divers lusts and pleasures, living in malice and envy, hateful, and hating one another.
NASB:
For we also once were foolish ourselves, disobedient, deceived, enslaved to various lusts and pleasures, spending our life in malice and envy, hateful, hating one another.