Shiavault - a Vault of Shia Islamic Books Mikyalul Makarim Fee Fawaaid ad-Duaa Lil Qai’m vol. 2 Part 6: Times and conditions emphasized for supplicating There are times and occasions in which supplications for the hidden Imam, Hazrat Mahdi (aj) have been emphasized; to ask Allah for his early reappearance; and these are supported by Qur’anic verses, traditions and intellect. There are numerous invocations, narrated on the authority of the infallible Imams (as) in this regard.