At the time, a police spokesperson said those involved in the case were known to each other and there was no ongoing risk to the public.
The woman was transported to hospital in a serious condition.
Raphael Franks is an Auckland-based reporter who covers breaking news. He joined the Herald as a Te Rito cadet in 2022.
Maryana Garcia is a Hamilton-based multimedia reporter covering breaking news in Waikato. She previously wrote for the Rotorua Daily Post and Bay of Plenty Times.