34 – Sound
Ibn ʿAbbās narrated: Abu Bakr said, “O Messenger of Allah, your hair has turned grey.” He replied, “Surah Hūd, al-Wāqiʿah, al-Mursalāt, ʿAmma Yatasāʾalūn, and Idhā al-Shamsu Kuwwirat are what have made me grey.”