OT-PROPHET.filter - mkjv stiff:

mkjv@Jeremiah:17:23 @ But they did not obey, nor bowed down their ear, but made their neck stiff, so that they might not hear nor receive instruction.

mkjv@Ezekiel:2:4 @ And the sons [are] stiff of face, and hard of heart. I am sending you to them; and you shall say to them, So says the Lord Jehovah.