Numbers 6:9

9“And if any man dies very suddenly beside him and he defiles his consecrated head, then ahe shall shave his head on the day of his cleansing; on the seventh day he shall shave it.

Numbers 19:11-12

11 b“Whoever touches the dead body of any person shall be unclean seven days. 12He cshall cleanse himself with the water on the third day and on the seventh day, and so be clean. But if he does not cleanse himself on the third day and on the seventh day, he will not become clean.
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