Grimms' fairy tales

A peasant had a faithful horse which had grown old and could do no more work, so his master would no longer give him anything to eat and said, I can certainly make no more use of thee, but still I mean well by thee; if thou provest thyself still strong enough to bring me a lion here, I will maintain thee, but now take thyself away out of my stable, and with that he chased him into the open country. The horse was sad, and went to the forest to seek a little protection there ...