Multiple people were believed to have been involved in a Papakura stabbing which left a man in a critical condition this morning.
Police were called to the assault at Rosehill in Papakura about 2.30am.
A 21-year-old man had been stabbed several times and was taken to hospital with "serious, life-threatening stab wounds," police said.
He has had surgery but remains in a critical condition.
AdvertisementAdvertise with NZME.
Police believe several people were involved and are appealing for anyone who may have witnessed the attack to contact Counties Manukau police.
They had not yet recovered any weapons and urged anyone who found any knives to call police immediately.
Meanwhile, another man was taken to Middlemore Hospital about 6pm last night after receiving a wound to his back in Clarks Beach, police said.
His injuries were not life-threatening.