TEHRAN - An attack by terrorists late on Wednesday on volunteer Basij forces and citizens in the city of Izeh in the southwestern province of Khuzestan claimed the lives of at least seven people and injury of 10 others.

A nine-year-old child, a 45-year-old woman, and three youths are among the dead. 

The injured have been transferred to a hospital in Ahvaz, the provincial capital. ISNA said two of the victims are in critical condition.

The terrorists were riding on two motorcycles.

The attack took place at the city’s central market, IRNA reported.

According to ISNA, the seminary in the city was also put on fire.

Following the deadly attack, three days of mourning were announced in Izeh and one day in Khuzestan.

Security forces have arrested three of the culprits involved in the attack, Ali Dehqani, director of the Justice Department in Khuzestan, announced on Wednesday.

Dehqani said further efforts are being made to identify other elements connected to the attack.

In another terrorist attack on Wednesday night in Isfahan, two "defenders of security" were martyred and two others injured. 

The public relations office of the IRGC in Isfahan province said two attackers, who were riding a motorcycle, shot at security forces in which two were martyred and two others injured, ISNA reported.