Reference for II Chronicles 32:3

וַיִּוָּעַ֗ץ עִם־שָׂרָיו֙ וְגִבֹּרָ֔יו לִסְתּוֹם֙ אֶת־מֵימֵ֣י הָעֲיָנ֔וֹת אֲשֶׁ֖ר מִח֣וּץ לָעִ֑יר וַֽיַּעְזְרֽוּהוּ׃

he took counsel with his princes and his mighty men to stop the waters of the fountains which were without the city; and they helped him.