Leviticus 18:18-20

Young's Literal Translation

¹⁸ `And a woman unto another thou dost not take, to be an adversary, to uncover her nakedness beside her, in her life.

¹⁹ `And unto a woman in the separation of her uncleanness thou dost not draw near to uncover her nakedness.

²⁰ `And unto the wife of thy fellow thou dost not give thy seed of copulation, for uncleanness with her.