Peter Harvey (2013). An Introduction to Buddhism: Teachings, History and Practices. Cambridge University Press. p. 194. ISBN978-0-521-85942-4., Quote: "From 986 CE, the Muslim Turks started raiding northwest India from Afghanistan, plundering western India early in the eleventh century. Forced conversions to Islam were made, and Buddhist art, iconography and holy sites were destroyed. Indeed, in India, the Islamic term for an 'idol' became 'budd'."