Banka: Two brothers hacked to death their younger brother, his wife and daughter in Bihar’s Banka district late on Tuesday night, police said on Wednesday.

Deputy superintendent of police S S A Rizvi told reporters here that two brothers identified as Naresh Harijan and Bauni Hairjan attacked their brother Sitaram, his wife Sita Devi and four-year-old daughter Kiran Kumari with sharp weapons at Choti Muradpur village and slit their throats while they were asleep.

Old enimity appears to be the reason behind the killing, Mr. Rizvi said.