Hemmathagama Police arrested a 42-year-old man for murdering his parents, today.
Police said that the deceased residing in Aranayaka Thalpitiya were brutally assaulted with a pole by their son following a quarrel.
The deceased are Wickremesooriyage Karunaratne, aged 75 and Ranathunga Mudiyanselage Nanda Somalatha Menike (73).
Hemmathagama Police is investigating.