Miles, a model, was said to be fighting for his life after the attack on a street in Nine Elms, South West London at around 8pm on Thursday.
"My 21 year old nephew was repeatedly stabbed in a brutal attack in London on Thursday night", she wrote.
Thank you for all your messages. Our hearts are with Elizabeth and her family during this time. The police will be appealing for witnesses'.
It is believed the men were attacked by a group of men who jumped from a vehicle, assaulted them, and took off.
The friend has been discharged from the hospital, but Hurley's nephew remains, according to the BBC.
California police officer killed, another wounded in shooting at apartment complex
Photo Officer Greggory Casillas of the Pomona Police Department in California was shot and killed on Friday night. The deceased officer was identified Saturday afternoon as Gregory Casillas, 25, The Daily Bulletin reported .
Liz Harley returned hurriedly from the United States in London when she learned that her nephew was found stabbed.
"Another man, also believed to be aged 21, was also found suffering from stab wounds".
London Ambulance Service took the two men to a south London hospital, where they were treated for stab wounds.
The star was pictured arriving Heathrow on Friday morning and is thought to now be at Miles' bedside with sister Kate.
Miles has done shoots for fashion king Roberto Carvalli and Dolce & Gabbana.
Richard Sherman thanks fans for support after release
A top-tier cover corner also would help the Panthers' pass rush and the entire defense (see the Josh Norman effect in 2105). Although the 49ers are in desperate need of a strong cornerback, there are some concerns about Sherman's health and age.
Miles has described himself as being "really close" to his famous aunt.
A source told The Sun: 'His family feared the worst.
In 2013, she shared a shot from early on in his career, saying: "Here's my handsome nephew".
"Fortunately, it seems the knife missed his vital organs", the insider added.
No arrests have been made.
Ben Te'o promises England will bounce back against France in Six Nations
Ireland have taken a huge leap towards the title with today's win and will now watch the England v France clash with eagle eyes. But that was a mistake because if you do that in tests you can easily lose control.