Esther 10:3c

And God remembered His people, and vindicated His inheritance. And they shall observe those days in the month Adar—the fourteenth and fifteenth day of the month—with an assembly, and joy, and gladness before God, among His people Israel throughout the generations forever.

There was the little fountain, which became a river, and there was light, and the sun, and much water. The river is Esther, whom the king married, and made queen.