Virtues of the Qur'an
Bukhari :: Book 6 :: Volume 61 :: Hadith 520
Narrated Abu-Huraira: Gabriel used to repeat the recitation of the Qur'an with the Prophet once a year, but he repeated it twice with him in the year he died. The Prophet used to stay in I'tikaf for ten days every year (in the month of Ramadan), but