Each year, on the first Friday of Muharram, Husseiniya of Zanjan host many mothers who attend the ‘Hosseini infants’ ceremony in commemoration of Ali Asghar (AS), the six-month-old baby boy of Imam Hussein (AS), who was the youngest person martyred in the Battle of Karbala.

Regarding the fact that helping the poor is a must in Islam, annually, thousands of sacrificial animals, including camels, cows, and sheep are donated by Husseini mourners to the Husseiniya of Zanjan.

In recent years, the record of sacrificing 12,000 herds of animals by the mourners of Imam Hussein (AS) has been registered.

Regarding the huge number of sacrificial animals slaughtered by mourners in the path of the mourning procession, the Great Husseiniya of Zanjan is considered as the first altar in the Shi'a world and the second altar in the Islamic world after the Mina city of Mecca during the Hajj pilgrimage.The meat of sacrificed animals is distributed among the needy people of the province in order to help them with their livelihood affairs.Also, every year, a huge amount of money and gold is donated by mourners and religious tourists which is finally utilized in charity affairs such as building schools, clinics, libraries, and even creating jobs for needy people.

In Muharram 2021, a total of 4.5 billion tomans was donated by mourners to the Hoseiniyah of Zanjan which is one of the largest centers of Shi'a Muslims in the world.