The sufferer was attacked in Ridsdale Street at about 4pm right now earlier than spilling into the station inflicting it to shut.
His situation will not be but identified and a Metropolitan Police spokesman mentioned there have been no arrests to this point.
A London Ambulance Service spokesperson mentioned: “We had been known as at 4pm this afternoon to experiences of a stabbing at Anerley Station in Bromley.
“We despatched a complicated paramedic, an ambulance crew, two medics in automobiles and an incident response officer.
“We handled a person on the scene and took him to a serious trauma centre.”
Against the law scene stays in place on the scene.
British Transport Police are on the scene helping however the incident is being led by the Met Police.
The 2 practice routes affected are the Overground between Highbury & Islington and West Croydon, and Southern between London Bridge and Coulsdon City.
A spokesperson for Nationwide Rail mentioned: “Anerley station is closed while the police cope with an incident. No trains can cease on the station.
“We anticipate disruption will proceed till 6pm.”