'Heavy' in the Bible

They tie up burdens that are heavy and unbearable and lay them on people's shoulders, but they refuse to lift a finger to remove them.

"Men, I see that during this voyage there will be hardship and a heavy loss not only of the cargo and ship, but also of our lives."

Then the Temple of God in heaven was opened, and the ark of his covenant was seen inside his Temple. There were flashes of lightning, noises, peals of thunder, an earthquake, and heavy hail.