Police cordoned off a house in Fechi Atghar in Jagannathpur upazila of Sunamganj on Sunday, suspecting it to be a militant hideout.
Subhasish Dhar, additional superintendent of Sunamganj (Jagannathpur circle) police, said a team of police cordoned off the house on Sunday morning on information that there is a huge quantity of illegal firearms and bombs in the abandoned house.
The owner of the house is a resident of Sylhet city, he said.
A bomb disposal unit went to the spot.