'Heavens' in the Bible

But in truth I say to you, there were many widows in Israel in the days of Elijah, when the sky was closed up for three years and six months, when a great famine came over all the land;

“Sell your possessions (show compassion) and give [donations] to the poor. Provide money belts for yourselves that do not wear out, an unfailing and inexhaustible treasure in the heavens, where no thief comes near and no moth destroys.

people fainting from fear and expectation of the [dreadful] things coming on the world; for the [very] powers of the heavens will be shaken.