Complex sentence: A Shiite cleric in Basra said the Soldiers of Heaven is the armed wing of a movement led by Ahmed bin al-Hassan, which believes the return of the Hidden Imam is imminent.
Split into simpler sentences: A Shiite cleric in Basra said the Soldiers of Heaven is the armed wing of a movement led by Ahmed bin al-Hassan. The movement believes the return of the Hidden Imam is imminent.