Mt 13:15 For this people's heart is waxed gross, and their ears are DULL of hearing, and their eyes they have closed; lest at any time they should see with their eyes and hear with their ears, and should understand with their heart, and should be converted, and I should heal them.
Ac 28:27 For the heart of this people is waxed gross, and their ears are DULL of hearing, and their eyes have they closed; lest they should see with their eyes, and hear with their ears, and understand with their heart, and should be converted, and I should heal them.
Heb 5:11 Of whom we have many things to say, and hard to be uttered, seeing ye are DULL of hearing.