Mr Adeniyi Jose, from Akure, Ondo State, strangled his wife-of-eight years, Chidinma Gloria Ibeh, from Imo state, with a rope and also suffocated her with a pillow.
Afterwards, he consumed a posionous substance said to be sniper.
He was rushed to Suleja General Hospital.
An insider reportedly told newsmen that he has now died.
The insider also said Mr Adeniyi Jose’s suspicion that his wife was unfaithful had no basis.
“Gloria never cheated on her husband. People should stop saying what they don’t know,” the source told LIB.
They added that Mr Adeniyi has always been a jealous husband and picked fights with his wife whenever he saw her talking to any man.
The wife was reportedly the breadwinner of the family as Adeniyi didn’t have a job.
The couple, who married in 2014, left behind a son.