Numbers 16:14

16:14 Moreover, you have not brought us into a land that flows with milk and honey, nor given us an inheritance of fields and vineyards. Do you think you can blind these men? We will not come up.”

Numbers 19:16

19:16 And whoever touches the body of someone killed with a sword in the open fields, or the body of someone who died of natural causes, or a human bone, or a grave, will be unclean seven days.