New Delhi, Mar 30 (IANS): About 12-15 passengers of an Ambala-bound train were looted by four armed robbers, soon after it departed from the Hazrat Nizamuddin station here on Friday morning, officials said.

According to a Northern Railway (NR) official, the incident took place on the Hazrat Nizamuddin-Ambala passenger train.

"The train departed from Hazrat Nizamuddin station around 3.56 a.m. and it was stopped between Nizamuddin and Tilak Bridge section minutes later," NR spokesperson Nitin Chowdhary said.

Four people armed with knives threatened 12-15 passengers in the general coach and took away valuables such as mobile phones and ear rings from them, he said.

"One person sustained minor injuries, while the rest of the victims are fine," he said, adding that the passengers have filed a preliminary complaint at the New Delhi Railway Station and the Government Railway Police (GRP) has registered a case.

The spokesperson said that a joint team of the GRP and the Railway Protection Force (RPF) is probing the matter.