John 12:39-40 Because of this, they were not able to believe, because Isaiah said again,

MLV⁽ⁱ⁾ ³⁹ Because of this, they were not able to believe, because Isaiah said again, ⁴⁰ ‘He has blinded their eyes and he has hardened their heart; in order that they should not see with their eyes and should perceive with their heart and should turn and that I might heal them.’