Numbers 19:11 in the King James Version
He that toucheth the dead body of any man shall be unclean seven days.
Context
10 He who gathers the ashes of the heifer shall wash his clothes, and be unclean until the evening. It shall be to the children of Israel, and to the stranger who lives as a foreigner among them, for a statute forever.
11 “He who touches the dead body of any man shall be unclean seven days.
12 He shall purify himself with water on the third day, and on the seventh day he shall be clean; but if he doesn’t purify himself the third day, then the seventh day he shall not be clean.