A man has been charged after the fatal stabbing of a young woman in an alleged domestic violence-related murder in Sydney's west.
The 21-year-old was arrested in Penrith and will face court on Tuesday after the woman was found with two stab wounds to her chest.
Paramedics and police found the critically injured woman at a unit in nearby Kingswood about 1.40pm on Monday after another person in the complex called triple zero.
The 21-year-old woman was treated by first responders but died at the scene.
A man was seen running from the area at the time.
Police arrested the man on Monday night and he was taken to Penrith police station where he was charged with domestic violence-related murder.
Officers had not previously been called to the Kingswood address and there were no court orders in place to protect the woman, police said.
The charged man has been refused bail and will appear in Penrith Local Court on Tuesday.
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