A 53-year-old labourer allegedly hacked his wife to death before ending his life at his house over a domestic row at Bikanahalli in Sarjapur on Tuesday.
The accused has been identified as Venkataswamy and the deceased, Lakshmamma. The couple had two daughters who are married and live separately.
According to the police, the couple used to have frequent fights. On Tuesday, after a fight, Venkataswamy hacked Lakshmamma with a chopper killing her on the spot and later killed himself.