Felicitations President Hassan Rouhani and Majlis Speaker Ali Larijani issued separate messages on Saturday congratulating leaders of Muslim countries on the grand festival of Eid-al-Adha. Rouhani in his message expressed hope that unity and friendship among Muslims would be promoted and peace and security would be established in all Muslim countries. Larijani also said Zionism and terrorism are the main issues facing the Muslim world, urging Muslim countries to take action to deal with the issues.