“Then was king Belshazzar greatly troubled, and his countenance was changed in him, and his lords were astonied.”
King James Version (KJV)
5:10 The queen came - The women in those courts had an apartment by themselves, and this being the queen - mother, and aged, did not mingle herself with the king's wives and concubines, yet she broke the rule in coming in now, upon this solemn occasion.