Rafiqa Begam and her paramour Niyamatulla killed her husband Abdul Latief in Gadan village of the district on intervening night of May 6 and 7, they said.
According to police, Rafiqa during interrogation said that Abdul came to about her relationship with Niyamatulla, who belongs to the same village.
Following which, Rafiqa and Niyamatulla hatched a conspiracy and murdered Abdul, police said.