Two men are dead following separate NSW stabbings.
A 24-year-old man died at the scene after being stabbed at a house in Lismore in the state's north shortly after 11pm on Friday.
Two other people were injured during the incident.
Officers were called to a house on McKenzie Street in the northern rivers city, where they found all three people suffering stab wounds.
A man aged 60 and a woman in her 30s were taken to Lismore Base Hospital, he with a laceration to his neck and she with a cut to her arm. Both were in a stable condition on Saturday morning.
The trio were known to each other.
Meanwhile, an investigation is under way after a man in his 40s was fatally stabbed in the neck at Blackett in Sydney's west about 6am on Saturday.
Paramedics treated him at the scene after finding him in the middle of the road.
The man was taken to Westmead Hospital but died soon after.
He is still to be formally identified.