Shaheed (may Allah have mercy on him) in his book ”Zikra” said: Ibn Abi Aqeel has chosen this supplication base on what has been narrated from the commander of the faithful (peace be upon him) concerning Qunut:
He said: it gets to me that Imam Sadiq (peace be upon him) use to command his followers to observe this supplication in their Qunut after reciting the words of relief (Faraj).