Hebrews 9:13

9:13 For if the blood of goats and bulls and the ashes of a young cow sprinkled on those who are defiled consecrated them and provided ritual purity,

Hebrews 13:9

13:9 Do not be carried away by all sorts of strange teachings. For it is good for the heart to be strengthened by grace, not ritual meals, which have never benefited those who participated in them.