A suspected robber was stabbed to death and his brother injured as their rivals attacked them in Kashdaho village of sadar upazila in Gaibandha early Sunday.
The deceased was identified as Paresh and the injured as Bhabesh, sons of Naresh of the village.
Khan Mohammad Shahrier, officer-in-charge of Sadar Police Station, said a gang of robbers called Paresh and Bhabesh out from their house around 2am.
When they reached the house of another robber Madhu Mia of the same village, the gang started stabbing them indiscriminately, leaving the two siblings critically injured.
Later in the day, Paresh scrambled to injuries at Rangpur Medical College Hospital.
Bhabesh is undergoing treatment at Gaibandha Adhunik Sadar Hospital.