The incident occurred around 8.30 pm.
Himanshu Chikara beat up Sumit around 5.30 pm. Around 8.30 pm, Sumit and his friends went to Chikara's residence to avenge it.
They attacked Himanshu Chirkara, who ran towards the office of BJP leader Vikas Parashar, police said.
Sumit and his friends gave him a chase and entered the BJP leader's office.
The leader's supporters told police that the attackers ransacked the office and damaged CCTV cameras installed there.
The attackers chased a man and entered Mr Parashar's office, he said.
Himanshu is not a party worker, he added.
Another BJP leader claimed the attackers fired a shot in the air.
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