'Countenance' in the Bible

Wherefore the king said unto me, Why is thy countenance sad, seeing thou art not sick? this is nothing else but sorrow of heart. Then I was very sore afraid,

And said unto the king, Let the king live for ever: why should not my countenance be sad, when the city, the place of my fathers' sepulchres, lieth waste, and the gates thereof are consumed with fire?