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Occasions: September 2026
- September 4
Rabiʻ I 22 Commemoration of al-Biruni - September 5
Rabiʻ I 23 Arrival of Lady Ma‘suma in Qom - September 7
Rabiʻ I 25 Peace treaty of Imam Hasan - September 7
Rabiʻ I 25 Death of Sayyid al-Murtada - September 8
Rabiʻ I 26 17 Shahrivar uprising (Black Friday) - September 12
Rabiʻ II 1 Cinema Day - September 15
Rabiʻ II 4 Birth of Abd al-Azim al-Hasani - September 17
Rabiʻ II 6 Death of Hisham ibn Abd al-Malik - September 18
Rabiʻ II 7 Persian Poetry Day; commemoration of Shahriar - September 19
Rabiʻ II 8 Birth of Imam al-Hasan al-Askari - September 21
Rabiʻ II 10 Demise of Lady Fatima al-Ma‘suma - September 22
Rabiʻ II 11 Start of the Iran–Iraq War; Sacred Defence Week - September 23
Rabiʻ II 12 Demise of Lady Ma‘suma (12 Rabi al-Thani narration) - September 29
Rabiʻ II 18 Firefighting Day; martyrdom of Sacred Defence commanders - September 30
Rabiʻ II 19 Commemoration of Rumi