Meshach = "guest of the king"

 1) the godly friend of Daniel who Nebuchadnezzar renamed Meshach; one
    of the three friends who with Daniel refused to make themselves
    unclean by eating food from the king's table which went against the
    dietary laws which God had given the Jews; also one of the three who
    were thrown into the fiery furnace for refusing to bow down to a
    graven image of Nebuchadnezzar and who were saved by the angel of
    the Lord
    1a) original name 'Mishael'