Deuteronomy 27:20

20 "Whoever has sexual intercourse with his father's wife will be cursed. He has disgraced his father." Then all the people will say amen.

Deuteronomy 27:20 Meaning and Commentary

Deuteronomy 27:20

Cursed [be] he that lieth with his father's wife
As Reuben did, and which is forbidden ( Leviticus 18:8 ) ; because he uncovereth his father's skirt;
see ( Deuteronomy 22:30 ) ; and all the people shall say Amen;
the tribe of Reuben said this as well as the rest.

Deuteronomy 27:20 In-Context

18 "Whoever leads blind people in the wrong direction will be cursed." Then all the people will say amen.

19 "Whoever deprives foreigners, orphans, or widows of justice will be cursed." Then all the people will say amen.

20 "Whoever has sexual intercourse with his father's wife will be cursed. He has disgraced his father." Then all the people will say amen.

21 "Whoever has sexual intercourse with any animal will be cursed." Then all the people will say amen.

22 "Whoever has sexual intercourse with his sister, his father's daughter, or his mother's daughter will be cursed." Then all the people will say amen.