One of the Crawler train between Rajgir & Mughalsarai but one of the best train from Mughalsarai to New Delhi ..One of the favourite train of my beloved friend Harsh as well as my all time favourite train , one and only The New Delhi bound 12391 down Rajgir - New Delhi Shramjeevi SF Express Via Patna , Varanasi , Sultanpur , Lucknow & Moradabad at City of Nawab , Lucknow Charbagh.!!