Conan did not reply for a space, and when he did it was with a curious reticence.
'He can't command all the animals. Only such as remember Jhebbal Sag.'
'Jhebbal Sag?' Balthus repeated the ancient name hesitantly. He had never heard it spoken more than three or four times in his whole life.
'Once all living things worshipped him. That was long ago, when beasts and men spoke one language. Men have forgotten him; even the beasts forget. Only a few remember. The men who remember Jhebbal Sag and the beasts who remember are brothers and speak the same tongue.
Chapter 4: The Beasts of Zogar Sag, Beyond the Black River, Robert E. Howard