Ek Onkar is the symbol that represents the "One Supreme Reality" or "One God." This fundamental teaching of Sikhism, that there is only one Essence or one reality that sustains all is paramount to the understanding of Sikh beliefs. Bhai Gurdas Ji says of Ek-Onkar: By writing 1 (One) in the beginning, it has been shown that Ekankar, God, who subsumes all forms in Him is only one (as opposed to the two or three of Christianity or Siva, Bhrama and Vishnu or the thousands of Hinduism). Ura, the first Gurmukhi letter, in the form of Oankar shows the world controlling power of that one Lord...