Emergency services were called in a garden on Gilroy Street in Turramurra on Saturday, January 13, 2019 at approximately 11:40 p.m., when police found six teenagers with knives and a 34-year-old man was wounded in Head and upper body.
All were treated at the scene by paramedics before been taken to Sydney Hospital.
Officers from the Qurengai Police Headquarters set up the crime scene and opened an investigation into the incident.
The police reportedly learned that the man stabbed the teenagers during a fight.
• A 17-year-old man from Mt Kuring-Gai was operated on at Royal North Shore Hospital with a knife in his throat, chest and abdomen.
A 16-year-old girl was also operated on at Royal North Shore Hospital for wrist and left arm injuries.
A 19-year-old man from Hornsby is being treated at Westmead Hospital for having a knife in his chest.
• 17 year-old man, from year-old man is being treated at Westmead Hospital for a stab in her right forearm.
• A 17-year-old Mt Colah man is treated at Westmead Hospital for a stab in his right arm.
• A 15-year-old Berowra boy is treated for a left arm injury.
The 34-year-old is under surveillance at Westmead Hospital and is being treated for injuries to his head and chest.
The investigators were told that none of these injuries were life threatening.
The investigations continue.