Leviticus 11:32

11:32 Also, anything they fall on when they die will become unclean – any wood vessel or garment or article of leather or sackcloth. Any such vessel with which work is done must be immersed in water and will be unclean until the evening. Then it will become clean.

Leviticus 26:36

26:36 “‘As for the ones who remain among you, I will bring despair into their hearts in the lands of their enemies. The sound of a blowing leaf will pursue them, and they will flee as one who flees the sword and fall down even though there is no pursuer.