2 Chronicles 32:30

“This same Hezekiah also stopped the upper water course of Gihon, etc.] Which Procopius Gazeus says was the same with Siloam, and which it seems had two streams, and this was the upper one; Mr. Maundrell says f138, the pool of Gihon “lies about two furlongs without Bethlehem gate westward; it is a stately pool, one hundred and six paces long, and sixty seven broad, and lined with wall and plaster, and was, when we were there, well stored with water:” and brought it straight down to the west side of the city of David; through canals under the plain of the city of David; as the Targum, by a subterraneous passage; and Siloam, as Dr. Lightfoot f139 observes from Josephus, was behind the west…”

“stopped the . . . watercourse of Gihon, and brought it . . . to the west side of the city, &c.--(Compare Kg2 20:20). Particular notice is here taken of the aqueduct, as among the greatest of Hezekiah's works. "In exploring the subterranean channel conveying the water from Virgin's Fount to Siloam, I discovered a similar channel entering from the north, a few yards from its commencement; and on tracing it up near the Mugrabin gate, where it became so choked with rubbish that it could be traversed no farther, I there found it turn to the west in the direction of the south end of the cleft, or saddle, of Zion, and if this channel was not constructed for the purpose of conveying the waters of…”

“See 2 Chronicles 32:3 note. Either then or afterward, Hezekiah conducted the water of this spring by an underground channel down the Tyropoeon valley to a pool or reservoir (marginal reference). return to 'Top of Page'”

“Stopped, &c. - A rivulet near Jerusalem consisting of two streams, the upper which was brought into one pool, called the upper pool, Isa 7:3, and the lower which was brought into another, called the lower pool, Isa 22:9. The former he diverted and brought by pipes into Jerusalem, which was a work of great art and labour. 2 Chronicles 32:31”

“Hezekiah: Or, "Hezekiah stopped the upper going out (motza, i.e., the egress into the open air), of the waters of Gihon, and brought them underneath (lemattah, by a subterraneous course), to the west of the city of David." See note on Kg1 1:45. stopped: Ch2 32:4; Isa 22:9-11 Gihon: Kg1 1:33, Kg1 1:38, Kg1 1:45 And Hezekiah: Jos 1:7, Jos 1:8; Psa 1:1-3 2 Chronicles 32:31”