# the king's decree ... his vast kingdom

Meremoth speaks to the king in third person as a form of respect. Alternate translation: "your decree ... your vast kingdom" (See: [[rc://en/ta/man/jit/figs-123person]])

# When the king's decree is proclaimed

This can be stated in active form. Alternate translation: "When they hear the king's decree" or "When they hear what you have commanded" (See: [[rc://en/ta/man/jit/figs-activepassive]])

# vast

very wide

# from the greatest to the least significant

This is a merism that refers to both extremes and everyone in between. This probably refers to the husbands, but it is possible that it refers to the wives. (See: [[rc://en/ta/man/jit/figs-merism]])