Following the Friday prayers, numerous rallies were also held across Iran to condemn the recent riots.
The protesters condemned the US, Israel and seditionist elements for fueling the unrest and chanted slogans in support of the Islamic establishment.
Addressing worshipers during weekly Friday prayers in Tehran, senior Iranian cleric Ayatollah Ahmad Khatami said certain foreign countries had spent "three years" preparing for an opportunity to wreak havoc in Iran, training specific elements to that end.
Following a hike in the price of gasoline on November 15, a number of Iranian cities saw sporadic protests that turned violent in some cases. A number of banks and government buildings were set ablaze.
Meanwhile, US State Secretary Mike Pompeo voiced support for the rioters who took advantage of the protests in a number of Iranian cities.