"I only learned :Qaf. By the Glorious Quran.' Behind the Messenger of Allah ﷺ; he used to recite it in Subh. (Using translation from Nasāʾī 949)
مَا أَخَذْتُ ق وَالْقُرْآنِ الْمَجِيدِ إِلَّا مِنْ وَرَاءِ رَسُولِ اللهِ ﷺ كَانَ يُصَلِّي بِهَا فِي الصُّبْحِ