This song "Didan Notzach" (We are Victorious) was the anthem of the court victorty for the Lubavitcher Rebbe in case over the ownership over the Chabad Lubavitch library. For more information about this case, watch: Battle for the Books.
This concert took place at the 6th annual National Jewish Retreat. For more information and to register for the next retreat, visit: Jretreat.com.