A woman in her 50s found lifeless in Alver on Thursday died at Haukeland University Hospital on Saturday. Police confirmed the death in a press release.
The victim's family attorney described the incident as an incomprehensible shock. He said the family requests privacy during this difficult time.
Police have detained a suspect with mail and visitation restrictions for four weeks. They cited concerns about evidence tampering.
Both the deceased and the suspect hold Norwegian citizenship. They originally came from Eritrea.
Investigators revealed the two were related. The victim was the mother of the suspect's wife.
Police cannot comment on the suspected cause of death. An autopsy will be conducted as soon as possible.
Officers continue examining electronic evidence and interviewing witnesses. Forensic teams are also investigating the suspect's vehicle.
Police searched the man's residence as part of their ongoing investigation. They declined to explain why his car interests them.
Multiple police units participated in the operation Thursday evening through Friday morning. They used drones and dogs during the search in Alver.
The suspect turned himself in to police on Friday morning. Authorities cannot explain why he waited to come forward.
Police expect no further arrests in this case. They noted the suspect had prior minor offenses on record.
This case highlights Norway's ongoing challenges with domestic violence investigations. The international community watches how Norwegian authorities handle such sensitive family matters.