The Hazaras are an ethnic group and a principal component of the population of Afghanistan. They are one of the largest ethnic groups in Afghanistan and primarily residing in the Hazaristan (Hazarajat) region in central Afghanistan. Hazaras are also as significant minority groups in Pakistan mainly in Quetta and Iran mainly in Mashhad. They speak the Dari and Hazaragi dialects of Persian. Dari, also known as Dari Persian, is one of two official languages of Afghanistan.

Persian, also known by its endonym Farsi or Parsi, is a Western Iranian language belonging to the Iranian branch of the Indo-Iranian subdivision of the Indo-European languages. Persian is a pluricentric language predominantly spoken and used officially within Iran, Afghanistan, and Tajikistan in three mutually intelligible standard varieties, respectively Iranian Persian, Dari Persian, and Tajiki Persian. It is also spoken natively in the Tajik variety by a significant population within Uzbekistan, as well as within other regions with a Persianate history in the cultural sphere of Greater Iran. It is written officially within Iran and Afghanistan in the Persian alphabet, a derivative of the Arabic script, and within Tajikistan in the Tajik alphabet, a derivative of the Cyrillic script.