Emergency services were called to Esme Avenue in Chester Hill after shots were fired about 4.40pm this afternoon.
9News understands four individuals arrived with guns, knives and a baseball bat before forcing their way into a family home and confronting the people inside.
It’s understood the man was shot in the chest and the woman was hit on the head with a baseball bat.
NSW Police confirmed they found a man suffering minor injuries after the alleged shooting.
“He was treated on scene by NSW Ambulance paramedics,” NSW Police said in a statement.
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He and the woman were taken to hospital in a stable condition.
Officers have been speaking to the family of the victims outside of the home where the incident occurred.
They are yet to establish a motive for the shooting.
The group behind the shooting fled on foot.
“A crime scene has been established and investigations are continuing into the circumstances surrounding the incident,” police said.