‘Anyone who touches the dead of a human being, and does not cleanse himself, defiles the Dwelling Place of יהוה. And that being shall be cut off from Yisra’ĕ
‘And when anyone dies beside him in an instant, suddenly, and he has defiled the head of his separation, then he shall shave his head on the day of his cleansing – on the seventh day he shaves it.
But there were men who were defiled for a being of a man, so that they were not able to perform the Passover on that day. So they came before Mosheh and Aharon that day,