The victim was tied to a pillar in the verandah of the house and then beaten by the duo last night. The accused were also injured in a scuffle and have been hospitalised, they said.
A case has been registered in the matter on the basis of a complaint by the man's brother, the police said.
The complainant said the victim was an alcoholic and used to beat his wife and he did the same yesterday, follwoing which there was a scuffle, they said.
The body has been handed over to family mmebers after post mortem, they said.