From alah; a channel (into which water is raised for irrigation); also a bandage or plaster (as placed upon a wound) -- conduit, cured, healing, little river, trench, watercourse.
KJV: And with the stones he built an altar in the name of the LORD: and he made a trench about the altar, as great as would contain two measures of seed.
NASB: So with the stones he built an altar in the name of the LORD, and he made a trench around the altar, large enough to hold two measures of seed.
KJV: Then the fire of the LORD fell, and consumed the burnt sacrifice, and the wood, and the stones, and the dust, and licked up the water that was in the trench.
NASB: Then the fire of the LORD fell and consumed the burnt offering and the wood and the stones and the dust, and licked up the water that was in the trench.
KJV: And the king of Assyria sent Tartan and Rabsaris and Rabshakeh from Lachish to king Hezekiah with a great host against Jerusalem. And they went up and came to Jerusalem. And when they were come up, they came and stood by the conduit of the upper pool, which is in the highway of the fuller's field.
NASB: Then the king of Assyria sent Tartan and Rab-saris and Rabshakeh from Lachish to King Hezekiah with a large army to Jerusalem. So they went up and came to Jerusalem. And when they went up, they came and stood by the conduit of the upper pool, which is on the highway of the fuller's field.
KJV: And the rest of the acts of Hezekiah, and all his might, and how he made a pool, and a conduit, and brought water into the city, are they not written in the book of the chronicles of the kings of Judah?
NASB: Now the rest of the acts of Hezekiah and all his might, and how he made the pool and the conduit and brought water into the city, are they not written in the Book of the Chronicles of the Kings of Judah?