ESV: They know not, nor do they discern, for he has shut their eyes, so that they cannot see, and their hearts, so that they cannot understand.
NIV: They know nothing, they understand nothing; their eyes are plastered over so they cannot see, and their minds closed so they cannot understand.
NASB: They do not know, nor do they understand, for He has smeared over their eyes so that they cannot see, and their hearts so that they cannot comprehend.
CSB: Such people do not comprehend and cannot understand, for he has shut their eyes so they cannot see, and their minds so they cannot understand.
NLT: Such stupidity and ignorance! Their eyes are closed, and they cannot see. Their minds are shut, and they cannot think.
KJV: They have not known nor understood: for he hath shut their eyes, that they cannot see; and their hearts, that they cannot understand.
NKJV: They do not know nor understand; For He has shut their eyes, so that they cannot see, And their hearts, so that they cannot understand.