One man is dead and another is in hospital awaiting police questioning after a stabbing in Sydney's west.
A 45-year-old man was found with stab wounds to his head and abdomen in Toongabbie about 6.30pm on Friday.
Police rendered first aid before paramedics arrived but the man died at the scene, police said on Saturday.
Another man, 56, was arrested nearby a short time later. He was taken to Blacktown Hospital under police guard before his arrest.
"Detectives hope to speak with the man once he is released," a police statement said.
The homicide squad will assist local detectives with the investigation.