Two men were stabbed near Norwich Station, the police said.
Officers were summoned to Thorpe Road at 15:20 GMT for reports of a quarrel involving “a number of men,” said the Norfolk police.
A spokeswoman said two men suffered a knife injury and were taken to the hospital. Their condition has been described as “stable”.
Stabbing in Norwich
The Cordon was arrive and the road was closed during police inquiries.
Forensic teams arrived at the scene at about 17:00 GMT and began to take pictures of things spread out on the ground outside Pizzo Oro where the incident took place
The OneAgency employee near by said: “We recorded the sirens and looked out the window and realized that something terrible had happened that the ambulance came with the police and the area was closed.”
Another nearby worker who did not want to be named said that “a colleague saw several people who quarreled” before the police and the ambulance were called.