What is the significance of the Prophet Muhammad (saw) abrogating some of his own commands, just as the Qur'an abrogates some part with the other?
 Abu al. 'Ala' b. al-Shikhkhir said:                      The Messenger of Allah (may peace be upon him) abrogated some of his commands by others, just as the Qur'an abrogates some part with the other.