Police have arrested a person for his alleged involvement in killing a 15-year-old girl. 

The arrestee has been identified as Rambabu Shah (35) of Ichhapur of Kshireshwornath Municipality-9. 

Anjali Kumari Yadav of Bateshwor Rural Municipality-5 in Dhanusa was found murdered at her rented room in Kataiyachauri of Janakpurdham Sub-Metropolitan City-4 on Monday. 

Prior to this, Yadav had spent a five-year jail term for murdering his spouse, police said. He was released some five years ago. 

Anjali's mother and another 14-year-old girl have been injured in the attack and are being treated at the Dharan-based BP Koirala Institute of Health Sciences.

Police are further investigating the case.