'Ritual' in the Bible

So Saul disguised himself and put on other clothes, and he went {with two of his men}. And they came to the woman [by] night and he said, "Please consult a spirit for me through {the ritual pit}, and bring up for me [the one] whom I tell you."

For if the blood of goats and bulls and the ashes of a young cow sprinkled on those who are defiled sanctify [them] for the ritual purity of the flesh,