ESV: And he said to them, “O foolish ones, and slow of heart to believe all that the prophets have spoken!
NIV: He said to them, 'How foolish you are, and how slow to believe all that the prophets have spoken!
NASB: And then He said to them, 'You foolish men and slow of heart to believe in all that the prophets have spoken!
CSB: He said to them, "How foolish you are, and how slow to believe all that the prophets have spoken!
NLT: Then Jesus said to them, 'You foolish people! You find it so hard to believe all that the prophets wrote in the Scriptures.
KJV: Then he said unto them, O fools, and slow of heart to believe all that the prophets have spoken:
NKJV: Then He said to them, “O foolish ones, and slow of heart to believe in all that the prophets have spoken!