The Saudi embassy in Tunisia said it was following up on the killing of a Saudi national in the city of Bizerte.
It received the news with deep sadness, adding that had monitored the related developments with Tunisian authorities.
It was revealed that he was killed by his Tunisian brother-in-law.
The case is now in Tunisian courts, said the embassy.
It stressed that it was following “with interest” the proceedings of the case and was “confident” that justice would be served.
The body of the deceased has since been transported to the Kingdom.
The embassy offered its deepest condolences to his family.