Listen to Nanda devi dasi's class on texts 9-10 of the Srimad-Bhagavatam (Bhagavata Purana), canto 11, chapter 17, entitled "Lord Krsna's Description of the Varnashrama System" given on  January 9, 2018 at the Hare Krishna temple in Alachua, Florida. The Srimad-Bhagavatam is a sacred Vaishnava text from India that narrates the history of God (Krishna) and His devotees. It is translated with elaborate purports by His Divine Grace A.C. Bhaktivedanta Swami Prabhupada. Srimad-Bhagavatam is available for sale at Krishna.com.