Sahih al-Bukhari 75
Sahih al-Bukhari · Book 3: Knowledge · The statement of the Prophet (saws): "O Allah! Bestow on him (Ibn Abbas) the knowledge of the Book (the Qur'an)
Narrated Ibn `Abbas:
حَدَّثَنَا أَبُو مَعْمَرٍ ، قَالَ حَدَّثَنَا عَبْدُ الْوَارِثِ ، قَالَ حَدَّثَنَا خَالِدٌ ، عَنْ عِكْرِمَةَ ، عَنِ ابْنِ عَبَّاسٍ ، قَالَ ضَمَّنِي رَسُولُ اللَّهِ صلى الله عليه وسلم وَقَالَ " اللَّهُمَّ عَلِّمْهُ الْكِتَابَ " .
Once the Prophet (ﷺ) embraced me and said, "O Allah! Bestow on him the knowledge of the Book (Qur'an).