Sayyiduna Uthman bin Abi al-As (may Allah be pleased with him) said: When the Messenger of Allah (peace and blessings be upon him) appointed me governor of Ta'if, his (peace and blessings be upon him) last words to me were that he (peace and blessings be upon him) said: "Keep the prayer light for the people, to the extent that he specified (for the prayer) 'Glorify the name of your Lord, the Most High' and 'Read in the name of your Lord who created' and similar surahs of the Qur'an."
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 8321
It is narrated from Sayyiduna Uthman bin Abi al-As (may Allah be pleased with him) that the last thing the Messenger of Allah (peace and blessings be upon him) said to him on parting from him was: "Keep the prayer light for the people."
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 8322