By parity of reasoning a blood ritual may have been adopted by peoples who practise the expulsion of evils, conceiving them either animistically or as powers; catharsis, in the sense of removal of uncleanness, is not necessarily primitive.
We are here moving in a realm of ideas prevailing in ancient Israel respecting holiness, uncleanness and sin, which are ceremonial and not ethical; see especially Robertson Smith's Religion of the Semites, 2nd ed., p. 446 foll.
(additional note B.) on holiness, uncleanness and taboo.
In the sacrificial system of sin-offerings (Jhattath and'asham) we have to do with sin as ceremonial violation and neglect (frequently involuntary), or violation of holiness in the old sense of the term or as personal uncleanness (touching a corpse, eating unclean food, sexual impurity, &c.).
14 seq.), sorcery, uncleanness, falsehood and oppression rampant (iii.
How would you define uncleanness? Add your definition here.