Tokharistan is a name which was given to Bactria, following its settlement by various Central Asian people in the 2nd century BC. The first literary mentions of Tokharistan appear at the end of the 4th century in Chinese Buddhist sources (the Vibhasa-sastra). However the first mention of the Tocharians appear much sooner, in the 1st century BC, when Strabo mentions that "the Tokharians, together with the Assianis, Passianis and Sakaraulis, took part in the destruction of the Greco-Bactrian kingd… (More on Tokharistan)