Establish prayer from declining of the sun till the darkening of the night and the Quran of the dawn. No doubt, angles are present in the Quran of the dawn.[17:78]
It is narrated on the authority of Thabit that Anas said: We were forbidden in the Holy Qur'an that we should ask about anything from the Messenger of Allah (may peace be upon him) and then Anas reported the hadith in similar words.
