The victim was identified as Mishkat Mishu, 24, son of Golam Mostafa of Radhanagar area in the town.
Goutam Kumar Biswas, additional superintendent of Pabna police, said a group of miscreants swooped on Mishu and stabbed him indiscriminately while he was returning home around 9:00 pm, leaving him critically injured.
He was taken to Pabna General Hospital where doctors declared him dead.
Police suspected that Mishkat was killed over the previous enmity. Meanwhile, police arrested a man in this connection.