Holding Fast to the Qur'an and Sunnah
Bukhari :: Book 9 :: Volume 92 :: Hadith 386
Narrated Hammam:
Hudhaifa said, "O the Group of Al-Qurra! Follow the straight path, for then you have taken a great lead (and will be the leaders), but if you divert right or left, then you will go astray far away."