Deuteronomy 27:23

23 "Cursed be anyone who lies with his mother-in-law." All the people shall say, "Amen!"

Deuteronomy 27:23 Meaning and Commentary

Deuteronomy 27:23

Cursed [be] he that lieth with his mother in law
See ( Leviticus 18:7 Leviticus 18:8 ) . 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.

Deuteronomy 27:23 In-Context

21 "Cursed be anyone who lies with any animal." All the people shall say, "Amen!"

22 "Cursed be anyone who lies with his sister, whether the daughter of his father or the daughter of his mother." All the people shall say, "Amen!"

23 "Cursed be anyone who lies with his mother-in-law." All the people shall say, "Amen!"

24 "Cursed be anyone who strikes down a neighbor in secret." All the people shall say, "Amen!"

25 "Cursed be anyone who takes a bribe to shed innocent blood." All the people shall say, "Amen!"