Amirabdollahian sent separate messages to foreign ministers of the Islamic countries on Sunday.
He stressed the importance of unity among Muslims to help fulfill common ideals and achieve development of Islamic nations.
Eid al-Adha is one of the greatest religious festivals in the Islamic world and marks the end of the annual Hajj pilgrimage in the Saudi city of Mecca.
The event is celebrated on two different days, depending on lunar sightings.
This year, Eid al-Adha was celebrated on Saturday and Sunday.
Iran marked the event on Sunday.
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