All Israelites were required to prove themselves holy. The publication Insight on the Scriptures states: “The dietary, sanitary, and moral laws that God gave [the Israelites] were constant reminders to them of their separateness and holiness to God. ” ​ — Volume 1, page 1128.
मूसा की व्यवस्था में संदूषित घरों को शुद्ध करने की क्रिया पर और अशुद्धता के विविध उदाहरणों में निजी स्नान पर स्पष्ट आदेश दिए गए थे ।