 Kabul (; ', ; ', ) is also spelled as Cabool, Cabol, Kabol, or Cabul.The origin of Kabul, who built it and when, is largely unknown.The Hindu Rigveda, composed between 1500–1200 BCE and one of the four canonical sacred texts (śruti) of Hinduism, and the Avesta, the primary collection of sacred texts of Zoroastrianism, refer to the Kabul River and to a settlement called "Kubha".