Two devotees died while nine others fell sick at the Rangpur Divisional Ijtema ground in Rangpur on Thursday.
The deceased were identified as Saidur Rahman of Pirganj upazila and Tara Mia of Tangail district.
Maidul Islam, officer-in-charge of Pashuram Police Station, said both of the devotees died from old age complications or cold-related diseases.
Abul Hossain, a supervisor of Ijtema ground No 6 tent, said the nine devotees who fell sick are receiving treatment at the venue.
The Rangpur Divisional Ijtema is being held at Amashu Kukrul area in Ward No. 4 of Rangpur city.