In all the earth, i.e. of the known earth then, being chiefly that great empire; for what had he to do in all the world besides? It is usual with the Turk, Tartar, Chinese, to arrogate the same universality with the like pride.
Related Commentaries of Daniel 6:25
Daniel 6:25
25 Then king Darius wrote unto all people, nations, and languages, that dwell in all the earth; Peace be multiplied unto you.