Cursed be he that lieth with his mother in law. And all the people shall say, Amen.

Cursed is he who is lying with his mother-in-law,, and all the people have said, Amen.

Cursed is he who has sex relations with his mother-in-law. And let all the people say, So be it.

Maledictus qui coierit cum socru sua: et dicet universus populus, Amen.

Cursed [be] he that lieth with his (n) mother in law. And all the people shall say, Amen.
(n) Meaning, his wife's mother.

Cursed be he that lieth with his mother in law,.... See Leviticus 18:7. All these incestuous or brutal copulations may well be supposed to be done in secret:
and all the people shall say Amen; as abhorring such incest.