LAHORE Two people were killed and 25 injured when a bomb went off near the packed shrine of Hazrat Haider Sayeen in Badami Bagh late Thursday night, triggering a stampede that injured five more, rescue workers and eyewitnesses said. The bomb disposal squad said 1.5kg explosives were used in the device placed near the main entrance of the shrine. Police sources said the terrorists used ball bearings in the device to cause maximum casualties. Hospital sources said the condition of five of the injured was critical. Emergency was declared in all public hospitals in the city. According to police, a large number of people had thronged the shrine for the annual Urs when the bomb went off. Police rushed to the spot, cordoned off the area and launched a search operation. Dozens of ambulances and rescue workers arriving at the scene shifted the injured to Nawaz Sharif and Mayo hospitals. The bomb disposal squad also collected evidence from the scene to determine the nature of the blast. Initially, it seemed to be a remote-controlled device. The blast left a 3-inch carter, an official said. I was going to get 'langar (charity food) when a huge blast shook the place. I fell on the ground. It was terrible, Muhammad Zahid, an injured youth, told reporters on the hospital bed. The bomb exploded when the people were queued up to receive food, a police official said, adding that five people sustained injuries in the post-blast stampede. Azhar Fareed, 25, of Vehari and another unidentified man succumbed to injuries in hospital, rescue workers said. Three injured Zahid, Javed and Abdul Sattar and an unidentified elderly man were taken to Nawaz Sharif Hospital while the other 20 injured to Mayo Hospital. Edhi ambulances helped Rescue 1122 in shifting the injured. Mayo Hospital said the inured were being provided with the best medical treatment. A team of surgeons and specialists was trying their best to save maximum lives, the hospital added.