Isaac Bullin shows up in 1790 Stokes Co.
Jacob shows up in 1800 between two Mabes (Reuben and Philip) and near the usual names of Vaughan/Vaughn, Lawson, Langford/Landford/Lankford, Bartlet Belcher, Pruitt, Gains and Collins etc..
I don't know about your Azarah could be Esra/Ezra or on at least one occasion I found it was Israel in another family.