Khulna: A Khulna court on Tuesday sentenced four people, including the mother of 9-year old boy Hashmi, in a case over the murder of the boy in Arongghata area of Khulna in 2016.

The condemned convicts are victim's mother Sonia Akter, her lover Md Nurunnabi, their accomplices Md Rasul and Md Hafizur.

Another accused in the case Rabbi Sardar was acquitted as his guilt could not be proved.

According to the case statement, Sonia had an extra-marital affair with Nurunnabi and the boy was murdered as a sequel to the relationship.

When Hashmi came to know the matter Nurunnabi and his two associates slaughtered the boy in front of her mother and dumped the body in a ditch. Police recovered the body from the ditch the following day.

Later, Sonia confessed to her crime in a court.

Victim's father Md Hafizur Rahman filed a case over the murder on June 9 last year.

After examining the records and witnesses, judge of additional metropolitan sessions judge court Dilruba Sultana handed down the verdict.