Officiating senior superintendent of police Salman Taj Patil said Lakshya Tanwar, member of a righting outfit had hoisted the tricolour.
When the brawl broke out during the 'honour ceremony' organised at Dudheshwer Nath temple, two abbots-- Yati Narsinghanad Sarswati of Kali Devi Mandir of Dasna town and Mahant (abbot) Narayan Giri of Dudheshwer nath temple-- were also present, he said.
Cross FIRs have been lodged by the two groups, police said, adding Sarswati and Giri have also been booked.