Updated 6.30pm
Two girls, aged 12 and 15, were injured on Saturday after a 43-year-old man allegedly came at them with a knife.
Police said the incident happened at around 1.30 pm in Triq San Tumas, Marsa.
Investigations revealed that a man had been arguing with the two girls, as well as with a 14-year-old boy in a Marsa home.
The argument continued to escalate which is when allegedly brandished a knife at the teens.
The girls were injured in an altercation and had to be taken to Mater Dei Hospital for treatment.
Both girls were seriously injured. The 14-year-old boy was not injured but was treated for shock.
The man fled from the site before police arrived on the scene but was arrested shortly afterwards and identified as a 43-year-old man from Cospicua.
The suspect, a Maltese national, is believed to be in a relationship with the mother of the children.
Magistrate Victor George Axiak has opened an inquiry.