For 10 points, name this language that was used to write the Upanishads and the Mahabharata.
In a poem in this language, an exile convinces the titular entity, which is "frolicsome as an elephant," to carry a message to his wife. The same author also penned a play in this tongue in which the title woman loses a signet ring that is later discovered in the belly of a fish, after her husband Dushyanta is cursed. This language was used to write Shakuntala and "The Cloud Messenger" by Kalidasa, and it also provides the last three words of Eliot's The Waste Land, "shantih shantih shantih." For 10 points, name this language that was used to write the Upanishads and the Mahabharata.
In a poem in this language, an exile convinces the titular entity, which is "frolicsome as an elephant," to carry a message to his wife.
Sanskrit [or samskrta; or samskrtam]