Strong H7185 קָשָׁה qâshâh · to harden

Jeremiah

1. Jeremiah 7:26
   Yet they hearkened not unto me, nor inclined their ear, but hardened their neck: they did worse than their fathers.
2. Jeremiah 17:23
   But they obeyed not, neither inclined their ear, but made their neck stiff, that they might not hear, nor receive instruction.
3. Jeremiah 19:15
   Thus saith the Lord of hosts, the God of Israel; Behold, I will bring upon this city and upon all her towns all the evil that I have pronounced against it, because they have hardened their necks, that they might not hear my words.