The blast caused by an explosive device on Wednesday in the city of Najaf came from inside a house suspected of being used for making bombs, said the Iraqi Army on Thursday. A statement issued by the army said that the explosion claimed the lives of two people and wounded eight others in the house. News sources had quoted Shiite cleric Muqtada Al-Sadr's aide Saheb Al-Ameeri as saying that the house belonged to one of Al-Sadr's bodyguards.Meanwhile, the statement said that ten suspected terrorists were arrested near the Abu Haneefa Mosque in the Athamiya district, western Baghdad. It added that those arrested were found in possession of grenades, Kalashnikovs, protection masks, binoculars, communication equipment and material used in the making of bombs.