The Prophet Muhammad (S): When the verse ‘Today I have perfected your religion for you, and I have completed My favor upon you, and I have approved Islam as your religion.’ was revealed, the prophet (s) said, “’God is greater’ for the perfection of religion, completion of the favor, and the Lord's approval of my mission and Ali’s custodianship after me.’ al-Mir'āt al-'Uqūl fī Sharḥ Akhbār ar-Rasūl