A 51-year-old O’Connor man has been charged with murder following a fatal stabbing incident in O’Connor that left his 79-year-old mother dead and his father seriously injured.

About 8.45am on Thursday, emergency services were called to a residence on Dryandra Street after reports that a man had allegedly stabbed his mother with a knife.

Paramedics treated the woman at the scene for critical injuries. She died on the way to hospital.

Police arrested the 51-year-old man at the scene. He was taken to hospital and has since been charged with murder while receiving medical treatment.

A second victim, the man’s father, was also injured during the incident and was transported to hospital with serious injuries.

Anyone with information about the incident is urged to contact police via the Crime Stoppers website.