A teenage boy remains in a serious condition in hospital after allegedly being stabbed in Robina.
Emergency services were called to a home around 11am on Monday.
The 15-year-old boy had suffered a life-threatening wound to his leg.
Paramedics treated the boy on the scene before rushing him to the Gold Coast University Hospital with reports the teen lost a litre of blood.
A second 15-year-old boy was taken into custody and is assisting Police with enquiries.
No charges have been laid.
Police believe the two boys are known to each other.