Leviticus 22:5

22:5 or a man who touches a swarming thing by which he becomes unclean, or touches a person by which he becomes unclean, whatever that person’s impurity –

Leviticus 11:24

Carcass Uncleanness

11:24 “‘By these you defile yourselves; anyone who touches their carcass will be unclean until the evening,