Leviticus 5:1-2

“If you sin by not stepping up and offering yourself as a witness to something you’ve heard or seen in cases of wrongdoing, you’ll be held responsible. “Or if you touch anything ritually unclean, like the carcass of an unclean animal, wild or domestic, or a dead reptile, and you weren’t aware of it at the time, but you’re contaminated and you’re guilty