Police have found three bodies at a home in Galgamuwa.
Authorities revealed the bodies were identified as of a 28 year old married female, her 10 year old son and her 28 year old paramour were found.
The male victim was identified as an area resident.
Initial investigations revealed the youth had murdered both the mother and son over a disagreement last night, and later committed suicide himself.
However, Police revealed the cause of death will be confirmed after the conduct of a magisterial inquest and the post mortem examination.