from the Harper Collins Study Bible, new revised standard version:
Genesis 12.3: "I will bless those who bless you, and the one who curses you I will curse," referring to the "great nation" derived from the family of Abram, i.e., the Jewish people, it would seem to me.
What Professor Adams said was accurate. It wasn't a direct quote, but it was accurate.
He is very careful with his facts. You can see for yourself--read his columns at:
http://www.townhall.com/columnists
Thanks for the link. He is one of my favorite columnists.
The tribe of Judah was one of twelve tribes of Israel and all were of the family of Abraham. Not only Jews are included in that blessing and cursing, or so it seems to me.