premise: Vedic Sanskrit is the language used in the Vedas.
hypothesis: Vedas . Composed in Vedic Sanskrit , the texts constitute the oldest layer of Sanskrit literature and the oldest scriptures of Hinduism . Vedic Sanskrit . It is the ancient language of the Vedas of Hinduism , texts compiled over the period of the mid-2nd to mid-1st millennium BCE . Vedic Sanskrit developed independently in ancient India , evolved into classical Sanskrit after the grammar and linguistic treatise of Pāṇini , and later into many related Indian subcontinent languages in which are found the voluminous ancient and medieval literature of Buddhism , Hinduism and Jainism .