Shortly after 11pm on Saturday 20 October 2018, police were called to Stannington Road, Sheffield following reports of a stabbing.
A 17-year-old boy was found at the scene suffering stab wounds to his back and leg. He was taken to hospital and later released following treatment.
While officers were at the hospital, an 18-year-old man attended to seek treatment for a serious injury to his arm. It is believed these injuries were linked to the incident on Stannington Road.
The 18-year-old remains in hospital in a stable condition.
A 17-year-old boy has been arrested on suspicion of possession of class A drugs with intent to supply and remains in custody for questioning.
Detectives investigating the incident are appealing for anyone with information about the incident, or any witnesses to the attack, to come forward.
Please contact 101 quoting incident 1093 of 20 October 2018, or alternatively, you can call Crimestoppers, anonymously on 0800 555 111.