The deceased was identified as Monowar Hossain Togor, son of Jamal Hawladar.
Quoting family members, Abdul Hye, sub-inspector of Sonadanga Police Station, said three young men entered into the house of Togor around 10:15 am and stabbed Tagor indiscriminately, leaving him injured, reports UNB.
Later, he was taken to Khulna Medical College and Hospital where the doctors declared him dead.
However, efforts are on to arrest the attackers, said police.