Since the first hearing of Adel al-Dubayti’s trial, he refused to answer the charges directed to him by the representative of the Bureau of Investigation and the public prosecution. Instead, he was reckless during the deliberation sessions and asked the judge to execute him outside the hall of the Specialized Criminal Court in Riyadh, to end this matter, and he stuck to his takfirist way of thinking.

Al-Dubayti is one of those who carried out several attacks aiming to destabilize security and sow discord and unrest. He participated in equip the car, which was used in the assault incident at Muhaya residential compound in Riyadh.

The Saudi justice also condemned Adel al-Dubayti for taking part in bombing Muhaya Compound where 20 people were killed and a large number wounded. The assault resulted in mass destruction of the building and the area surrounding it and spread horror. He was involved in equipping the Jeep that was used in the operation and he painted it with the slogan of the emergency forces vehicles.

In addition, al-Dubayti, along with members from the terrorist organizations, resisted the security men and violently confronted them using automatic weapons, bombs and explosives. These confrontations resulted in the martyrdom of a number of security men and the injury of others.

The Saudi justice also condemned the criminal for participating in equipping three cars with explosives to be used in bombing parts of Riyadh city. He was also convicted for spying on the Director General of the General Investigation Directorate for two weeks, aiming to assassinate him, in addition to a number of officers by preparing and grinding explosive materials and packaging them into four explosive bombs, each weighing a half kilo.

He also killed a British journalist following the instructions of al-Qaeda leader in Saudi Arabia and he participated in a variety of criminal acts, which, all together, led to his execution.