וְאֵ֨ת בְּקִיעֵ֧י עִיר־דָּוִ֛ד רְאִיתֶ֖ם כִּי־רָ֑בּוּ וַֽתְּקַבְּצ֔וּ אֶת־מֵ֥י הַבְּרֵכָ֖ה הַתַּחְתּוֹנָֽה׃
And ye saw the breaches of the city of David, that they were many; and ye gathered together the waters of the lower pool.
Read halakhic rulings (Jewish law) on Isaiah 22:9: and classical halakhic sources.