A 40-year-old school teacher was beaten to death allegedly by his cousins over a land dispute in Mymensingh's Phulpur upazila on Friday.
The victim was identified as Sajjat Hossain Kamal, headmaster of Gowatla Raghurampur Government Primary School.
The incident took place at Puran Nagar village of Baola Union of the upazila around 11am on Friday.
Locals said Kamal had a long-standing dispute with his uncle Abul Khair and his cousin Zakaria Gong over a piece of land.
On Friday morning, when Kamal went to irrigate the disputed land, his cousins beat him mercilessly, leaving him seriously injured.
He was rushed to Phulpur Upazila Health Complex where doctors declared him dead on arrival.
Officer-in-Charge (OC) of Phulpur Police Station Mahbubur Rahman said police visited the spot after receiving the information.
The body was recovered and sent to Mymensingh Medical College morgue for an autopsy.
Police have detained three people including the cousin and aunt of Kamal for questioning, added the officer.