Dhaka: A speedy tribunal here on Thursday sentenced a man to death in a sensational case over the murder of former college teacher Krishna Kaberi Biswas in Mohammadpur area in the capital.

The condemned convict is M Jahirul Islam Polash, manager of a broker house in Gulshan. He was tried in absentia, reports the UNB.

Under section 302 of Penal Code, the court fined him Tk one lakh.

Besides, under section 20 and 7 of the Penal Code, the court sentenced him to life term imprisonment for the attempt to murder Kaberi’s husband and two daughters, leaving them injured.

Under the sections, the court also fined him Tk 50,000, in default, he has to serve one year more imprisonment.

Krishna Kaberi Biswas, 36, wife of BRTA deputy director Sitangshu Shekhar Bishwas and a former teacher of the city’s Mission International College, came under a brutal hammer attack by Jahirul at their apartment in Mohammadpur Iqbal road on March 30, 2015.

Jahirul entered the flat of Sitangshu, who was acquainted to him, to greet him on his belated birthday. Then Jahirul hit him on the head with a hammer after making him drowsy with contaminated juice, leaving him injured.

As Krishna wanted to save her husband, the killer hacked her with a kitchen sickle and later set her on fire. She died the next day.

Their 14-year-old daughter Srabani Biswas Sruti and eight-year-old daughter Arti Biswas were also injured in the attack.

Later, Sitangshu’s brother Sudangshu Shekor Bishwas filed the murder case with Mohammadpur police station on April 1 accusing Jahirul and his brother-in-law.

Later, police pressed chargesheet acquitting his brother-in-laws.

After examining all the records and witnesses, Dhaka Speedy Trial Tribunal-1 judge Shahed NurUddin handed down the verdict.