Chaplain Abuhena M. Saifulislam, a Navy commander, conducts Muslim prayer services at the Chapel Annex on Friday. “Cmdr. Saif,” as he is affectionately called, is the only Muslim chaplain serving the Marine Corps and one of the few in the entire U.S. military. - Chaplain Abuhena M. Saifulislam, a Navy commander, conducts Muslim prayer services at the Chapel Annex on Friday. “Cmdr. Saif,” as he is affectionately called, is the only Muslim chaplain serving the Marine Corps and one of the few in the entire U.S. military.