The date of birth of Imam Reza (AS) was 11th Dhul-Qa'dah, 148 AH, in Medina. Every year, on the day of Imam Reza's (AS) birth, celebrations and joyous events are held in Iranian cities, especially in the holy city of Mashhad (AS), the place of his beloved shrine. People from different cities travel to Mashhad to visit Imam Reza (AS) and seek blessings on this blessed day.