A man, his wife, and their child were found buried in their backyard.
Police have recovered the bodies of a couple and their son buried in their yard in Katiadi Upazila of Kishoreganj. on Thursday night.
On information, police dug up the bodies of Asad Miya, 50, his wife Parvin Aktar, 42, and their boy Md Liyon, 11.
Police arrested four people in this connection for interrogation.
Additional superintendent of police of Hossainpur Circle (Hossainpur-Katiadi) Mohammad Sonahar Ali Sharif, confirmed the matter to media.