A man shot dead her wife, father-in-law, brother-in-law and another person in Islamabad on Tuesday morning, reported 24NewsHD TV channel.

The man, named Rahee, targeted his victims at two different places – he opened fire on his wife, who was a nurse, and her staff member in Polyclinic Hospital killing both of them on the spot.

He then rushed to his in-laws house in G6 area in Aabpara Police Station limits, gunning down his father-in-law and brother-in-law on the spot.

While the Raheem was targeting his in-laws, an alert neighbour also opened fire on the accused, injuring him seriously.

Police have arrested both the accused with their weapons, saying the incident was the result of a domestic dispute.

The victims were identified as Raheela Bano, Shoaib Aziz, Azizur Rehman and Naeem Akhtar.

Senior police officers have rushed to the crime scene for investigation.

Reporter Saba Bajeer