Haggai 2:13-14

Then Haggai said, “If one who is unclean from a corpse touches any of these, will the latter become unclean?” And the priests answered, “It will become unclean.” Then Haggai said, “ ‘So is this people. And so is this nation before Me,’ declares the LORD, ‘and so is every work of their hands; and what they offer there is unclean.