The Sinai State's media office, (formerly Ansar Bayt al-Maqdis) which has sworn allegiance to the Islamic State, has published a video clip entitled "Judges Liquidation".
Three judges were killed on al-Bahr al-A'zam Street in Arish last month.
The video shows gunmen shooting at the judges' car.
Edited translation from Al-Masry Al-Youm