A 43-year-old man was airlifted to hospital after a stabbing in Paeroa last night.
Police were called to a Bush St property in the Thames Valley shortly before 11pm to find a small group of people had been fighting, a police spokeswoman said.
The victim was airlifted to Waikato Hospital in a serious condition, a St John spokeswoman said.
Police arrested a 28-year-old man at the scene. They are continuing to speak to him this morning.