 Thus Ahoms remained in undisturbed possession of their territories till 1679 A.D.In 1679, during the reign of Sudoiphaa or Parvatiya Raja, Laluk Barphukan, the Ahom viceroy of Gauhati, and his brother entered into a conspiracy and invited Muhammad Azam Shah, the then Nawab of Bengal (married to his niece Ramani Gabharu), to take possession of the fort at Saraighat.Accordingly, in March Laluk Sola made over Gauhati to the Mughals in return for a promised reward of four lakhs of rupees and an assurance to support Laluk's candidature for the throne of Assam.