Explanation:
Taxila was considered as Pearl of Gandhara Civilization. language of the Gandhara civilization was: Prakrit *** Gandhara's language was a Prakrit or "Middle Indo-Aryan" dialect, usually called Gāndhārī. Hindko from Peshawar, which was the capital of Gandhara, came from Shuraseni Prakrit a language spoken in Gandhara.