As long as she is set apart — No not to thy own wife. This was not only a ceremonial pollution, but an immorality also, whence it is put amongst gross sins, Ezekiel 18:6. And therefore it is now unlawful under the gospel.
Related Commentaries of Leviticus 18:19
Leviticus 18:19
19 Also thou shalt not approach unto a woman to uncover her nakedness, as long as she is put apart for her uncleanness.