Detective senior sergeant Scott Anderson said although the investigation was still in its early days, those involved were known to each other and police were not seeking anyone else.
The incident occurred on Ilam Rd and the area will remain cordoned off until further notice.
Five stabbings in three separate incidents were reported to police across New Zealand last night.
A person died after being stabbed in the Far North shortly before 9pm.
Police arrived at the Moerewa address at 8.45pm to find the stabbing victim with a critical injury. The person died at the scene shortly after.
A man in his early 40s is also in a critical condition at Hawkes Bay Hospital after a stabbing incident last night.
A Hawkes Bay District Health Board spokeswoman said the man was in the hospital's Intensive Care Unit and was critical.
"He's in his early 40s."
A police spokeswoman said the man presented at Napier medical centre on Wellesley Rd at about 10pm last night.
"He was rushed to Hawkes Bay Hospital in an ambulance in a serious condition."
Police are making inquiries.
