In the early twenty-first century he specializes in singing the words of such Sufi writers as Jalal al-Din al-Rumi, Shaykh Attar, and Hafiz of Shiraz. Called the Persian Nightingale and the Pavarotti of Iran, Nazeri sings in both Persian and Kurdish, and has worked with Aref and Sheyda, the leading ensembles in Iran.
