'Heavy' in the Bible

Make the heart of this people fat, and make their ears heavy, and shut their eyes; lest they sea with their eyes, and hear with their ears, and understand with their heart, and turn again, and be healed.

The earth shall stagger like a drunken man, and shall sway to and fro like a hammock; and the transgression thereof shall be heavy upon it, and it shall fall, and not rise again.

Behold, Jehovah's hand is not shortened, that it cannot save; neither his ear heavy, that it cannot hear: