Bhagavad-Gita (n.) Look up Bhagavad-Gita at Dictionary.com
dialogue between Krishna and Arjuna inserted in Mahabharata, from Sanskrit, "Song of the Sublime One," from Bhaga, a god of wealth, from Sanskrit bhagah, literally "allotter, distributor, master, lord," from bhajati "assigns, allots, apportions, enjoys, loves" (related to Avestan baga, Old Persian baga "master, lord, god," from PIE root *bhag- "to share out, apportion; to get a share") + gita "song," fem. past participle of gayate "sings, calls," from PIE root *gei- "to sing" (source also of Avestan gatha "song," Lithuanian giedoti "to sing").