'Back' in the Bible

All who live on the earth are nothing compared to him. He does what he wishes with the heavenly armies and with those who live on earth. No one can hold back his power or say to him, "What did you do?'

While the king watched the back of the hand as it was writing, his facial expression changed. Utterly frightened, he lost control of his own bowels and his knees knocked together.

"After this, I continued to watch and look! there was another one, resembling a leopard with four birds' wings on its back. The animal also had four heads, and authority was imparted to it.