Prophets
Bukhari :: Book 4 :: Volume 55 :: Hadith 618
Narrated Jabir bin 'Abdullah:
We were with Allah's Apostle picking the fruits of the 'Arak trees, and Allah's Apostle said, "Pick the black fruit, for it is the best." The companions asked, "Were you a shepherd?" He replied, "There was no prophet who was not a shepherd."