According to Muḥammad Mustafá (pp. 108–9), the following disciples and companions were with Táhirih when she arrived in Baghdád: Mullá Ibráhím-i-Mahallátí, Shaykh Ṣáliḥ-i-Karímí, Siyyid Aḥmad-i-Yazdí (father of Siyyid Husayn, the amanuensis of the Báb) Siyyid Husayn and her daughter, the wife of Mírzá Hádíy-i-Nahrí and his mother. According to the “Kashfu’l-Ghitá” (p. 94), the mother and sister of Mullá Husayn were among the ladies and disciples who accompanied Táhirih on her journey from Karbilá to Baghdád.
(“A Traveller’s Narrative,” Note Q. p. 310; footnotes to chapter 15 of ‘The Dawn-Breakers’ provided by Shoghi Effendi)