Isaiah 6:10
King James Version
“Make the heart of this people fat, and make their ears heavy, and shut their eyes; lest they see with their eyes, and hear with their ears, and understand with their heart, and convert, and be healed.”
Context
7And he laid upon my mouth, and said, Lo, this hath touched thy lips; and thine iniquity is taken away, and thy sin purged.
8Also I heard the voice of the Lord, saying, Whom shall I send, and who will go for us? Then said I, Here I; send me.
9And he said, Go, and tell this people, Hear ye indeed, but understand not; and see ye indeed, but perceive not.
10Make the heart of this people fat, and make their ears heavy, and shut their eyes; lest they see with their eyes, and hear with their ears, and understand with their heart, and convert, and be healed.
11Then said I, Lord, how long? And he answered, Until the cities be wasted without inhabitant, and the houses without man, and the land be utterly desolate,
12And the LORD have removed men far away, and a great forsaking in the midst of the land.
13But yet in it a tenth, and shall return, and shall be eaten: as a teil tree, and as an oak, whose substance is in them, when they cast the holy seed the substance thereof.