Ali Al-Mardemah, is an elderly who had exceeded the age of 90 years. He is the first martyr of Al-Mashaad mosque in Najjran city. He tried to prevent the suicide bomber from implementing his operation as he was very close to him.
Al-Mardemah didn't run away when he saw the suicide bomber reach into his clothes to carry out his operation, but he rushed and pushed the suicide bomber in order to prevent his crime. However, fate was faster than Sheikh Al-Mardemah and the rest of the worshipers.