Haggai 2:13-14

And Haggai said, “If one who is unclean because of a dead body touches any of these, will it be unclean?” So the priests answered and said, “It shall be unclean.” Then Haggai answered and said, “ ‘So is this people, and so is this nation before Me,’ says the LORD, ‘and so is every work of their hands; and what they offer there is unclean.