For something to do he took to wandering about the Elvenking’s palace. Magic shut the gates, but he could sometimes get out, if he was quick. Companies of the Wood-elves, sometimes with the king at their head, would from time to time ride out to hunt, or to other business in the woods and in the lands to the East. Then if Bilbo was very nimble, he could slip out just behind them; though it was a dangerous thing to do.

Chapter 9 Barrels Out of Bond