Police are investigating after a 39-year-old Ballajura man was found with stab wounds in Wangara this morning.
St John Ambulance officers were called to Ocean Reef Road at 1.37am.
Police said the man was found with multiple wounds, but the injuries were not life threatening.
A SJA spokesman said the man was found with significant cuts and bruising but was conscious and very confused.
The injured man was taken to Joondalup Health Campus and later transferred to Royal Perth Hospital.
Police said they did not know what prompted the attack and are investigating.
Ocean Reef Road was closed from Motivation Drive to Badgerup Road as police cordoned the area as a crime scene.