1. My Father said: Muhammad ibn Yahya al-`Attar said on the authority of Ahmad ibn Muhammad ibn `Isa, on the authority of Abu Hashim al-Ja`far that I asked Abu Ja`far Muhammad ibn `Ali the Second , “What is the meaning of the One [al-Wahid]? He replied, “He is the One whose Divine Unity [al-Wahdaniyyah] is professed by all tongues.”