Saudi Arabian police in Assir, a region close to the Yemeni border, are investigating after a shooting incident in which six citizens died on Tuesday, state-run news agency SPA reported on Wednesday.
Three Saudis were also injured and taken to hospital, it said, giving no details on the nature of the incident which happened in al-Amwah.
Al-Amwah is a 128-kilometre drive northwest from the city of Khamis Mushait.