Police are continuing to investigate an incident in which three men suffered stab injuries.
Officers were called to Campshill Road, SE13, at 17:55hrs on Thursday, 24 October, to reports of a stabbing.
Officers attended along with paramedics from the London Ambulance Service (LAS).
A 19-year-old man [Victim 1] was found with stab injuries. He was treated at the scene before being taken to hospital. His injuries are not-life threatening.
A short time later, a 20-year-old man [Victim 3] attended a south London hospital with stab injuries. His condition has been assessed as non life-threatening.
Three men were arrested at the hospital on suspicion of possession of an offensive weapon. A Vauxhall Astra parked outside the hospital has been seized by police.
Officers in Lewisham were also called to Lewisham Park, SE13, shortly before 18:00hrs to reports of a stabbing.
A 19-year-old man [Victim 2] was found with stab injuries; he was taken to a south London hospital for treatment. His injuries are not believed to be life-threatening.
At this early stage, officers believe the stabbings were all part of the same incident in a car park in Harvard Road.
A Mercedes car has been seized by police at this location and as well as a Vauxhall Astra in Fordyce Road.
A number of crime scenes remain in place at the scenes where the stabbing victims were found.
A section 60 was put in place across the whole borough of Lewisham until 06:00hrs on Friday, 25 October.
Any witnesses or anyone with any information is asked to call police on 101, quoting CAD 5845/24Oct, or tweet @MetCC.
Alternatively, information can be given anonymously by calling Crimestoppers on 0800 555 111.
Any young people with information about violence or knife crime, can visit fearless.org where they can pass on information anonymously. Fearless is part of the Crimestoppers charity, and is also independent of the police.
If you need help or information to support someone you suspect is involved in knife crime, or you want assistance yourself, then you can visit www.knifefree.co.uk or LondonNeedsYouAlive.