An individual in the Sooriya yaya, Dahasaya- hamara area in Thanamalwila has murdered his mother in law by impaling her with a sharp object.
The father in law as well as the wife of the individual has also been sustained injuries during the assault.
The suspect who had carried out the attack had consumed poison subsequent to the attack and has been hospitalized at the Ambilipitiya hospital.
The reason behind the dispute has been identified as a quarrel that had gone out of control.
Meanwhile two sisters aged 52 & 56 of the same family were killed during a fire which erupted at a home in the Warapitiya area in Kahawaththa this morning.
Both of these individuals had been unmarried.