Three labourers died during a bid to rescue their donkey from a gutter in the Matran area of Jampur in Rajanpur district on Sunday, reported 24NewsHD TV channel.
The dead included Khalil, Sikandar and Tanveer.
According to local residents, the donkey of the workers had fallen into a 15 feet deep gutter that was built by the locals.
The three labourers went down the gutter to save the donkey but lost their lives due to suffocation and toxic gases.