 Baháʼu'lláh was put in prison.He claimed that in 1853, while incarcerated in the dungeon of the Síyáh-Chál in Tehran, he received the first intimations that he was the one anticipated by the Báb when he received a visit from the Maid of Heaven.Shortly thereafter he was expelled from Tehran to Baghdad, in the Ottoman Empire; then to Constantinople (now Istanbul); and then to Adrianople (now Edirne).