midnight
Now , let 's turn in . Good night -- sleep tight -- and be sure to wake up early in the morning . '' The boys , exhausted by the adventures of the day , were soon in profound slumber . And though midnight came , and hour after hour passed between then and dawn , the faithful Mukoki did not awaken them . Never for a moment neglecting his caution the old Indian watched tirelessly over the camp . With the first appearance of day he urged the fire into a roaring blaze , raked out a great mass of glowing coals , and proceeded to get breakfast . Wabi discovered him at this task when he awoke from his slumber .