India, Jan. 1 -- A Rajasthan-based businessman stabbed to death a jeweller and his wife at the couple's house in Madhya Pradesh's Mandsaur over a financial transaction and then shot himself with a country-made pistol on Wednesday evening, police said on Thursday.

Mandsaur superintendent of police (SP) Vinod Kumar Meena said the murder and suicide were captured in CCTV cameras installed at the jeweller's house. The police identified the two victims as Dileep Jain, 55, and his wife, Rekha Jain.

Meena said the couple were alone at home when the suspect came over on Wednesday evening.

"The three had tea together. Afterwards, Rekha Jain went to a room on the second floor. During this time, a dispute arose between Dilip and the accused over ...