Quoting_commentary for Numbers 19:11

הַנֹּגֵ֥עַ בְּמֵ֖ת לְכָל־נֶ֣פֶשׁ אָדָ֑ם וְטָמֵ֖א שִׁבְעַ֥ת יָמִֽים׃

He that toucheth the dead, even any man’s dead body, shall be unclean seven days;