A man was stabbed in the upper arm at an address on Myuna Way, in Mangerton on Saturday afternoon.
Paramedics and police were called to attend the incident about midday.
Ambulance officers on scene said they were working to contain the bleeding on the arm of a 39-year-old man who had received two stab wounds to his right bicep.
By 12.30pm, the man was transported by road ambulance to Wollongong hospital in a stable condition.
Early reports said the assailant was not believed to be on scene.
A number of police were attending the incident.
More to come.