The key accused in a case for the murder of Dr Abdur Rakib Khan gave his confessional statement before a Khulna court under section 164 of the Code of Criminal Procedure on Friday.
The accused Jamir was sent to jail after Khulna Metropolitan Magistrate Atikus Samad recorded his statement, confirmed SI BM Moniruzzaman, the investigation officer of the case.
On the other hand, the court granted a three-day remand for two other accused Abu Ali, and Golam Mostofa on the same day.
Previously, on Thursday, a three-day remand was handed down to another accused Abdur Rahim.
So far police arrested five accused in connection with the murder of Dr Abdur Rakib Khan, and out of them, key accused Jamir and accused Khadija gave their confessional statements before the court.
On Tuesday, Dr Rakib, director of Raisa Clinic and Diagnostic Centre in Khulna, was injured during a scuffle with a patient's relatives at his private clinic in the evening. He later succumbed to his injuries while being treated at Shaheed Sheikh Abu Naser Specialised Hospital in Khulna.
On Monday night, a pregnant woman died after giving birth to a baby at the clinic, leading her relatives to bring up allegations of wrong treatment and later on to the scuffle.
Dr Rakib's younger brother Saiful Islam filed a case against four of the patient's relatives and 8-10 anonymous others at Khulna Sadar police station.