On this site you will find "The Contents of the Bhagavad Gita Summarized", which is its second chapter and which contains of 72 units.
Bhagavad Gita appears in the Mahabharata, an ancient Vedic epic. It is considered sruti, which means “that which is learned through hearing”, because Krishna, the Unlimitedly Playful and Naughty One, speaks it. Krishna is also the Almighty One in the material universe, the world of the constantly changing. Part of the scene is Arjuna, a warrior who faces a war he does not want to fight and with which Krishna has a dialogue.