Leviticus 15:26

15:26 Every bed whereon she lies all the days of her discharge shall be to her as the bed of her period: and everything whereon she sits shall be unclean, as the uncleanness of her period.
-World English Bible

Other Translation

15:26 Every bed whereon she lieth all the days of her issue shall be unto her as the bed of her separation: and whatsoever she sitteth upon shall be unclean, as the uncleanness of her separation.
-King James Version