The Bhagvad Gita a later addition to the Mahabharata enshrines a philosophical doctrine and in it are described the three paths to salvation: karma, gyan and bhakti
The Shastras contained works of science and philosophy
All of these
The Puranas is important as they were the main influence in the development from early Vedic religion to Hinduism
After the death of Pravarasena, Rudrasena I the son of Gautamiputra succeeded his grandfather Pravarsena to the throne and ruled from Nandivardhana, near modern Nagpur. Sarvasena, another son of Pravarasena, started ruling independently from Vastugulma.
The third Sangam was held at the present Madurai in Tamil Nadu. The third sangam had 449 poets and the important ones among them include Nakkirar, Iraiyanar, Kapilar, Paranar, Sattanar, Auvikyar etc.