A man committed suicide after killing his wife and two sons at Debpur village in the sadar upazila of Chandpur early Monday.
The deceased were identified as Maeenuddin Sarder, 35, wife Fatema Begum, 24, and two sons Mithila, 5, and Piyam, 1.
In this connection, Nasim Uddin, officer-in-charge of Chandpur Sadar Model Police Station, said: “It is being suspected that the murders occurred following the family feud.”