Cross reference
Jeremiah 31:39
39 The measuring line shall go out further straight onward to the hill Gareb, and shall turn about to Goah.
Zechariah 2:1-2
1 I lifted up my eyes, and saw, and, behold, a man with a measuring line in his hand.
2 Then I asked, "Where are you going?" He said to me, "To measure Jerusalem, to see what is its breadth and what is its length."
Ezekiel 40:8
8 He measured also the porch of the gate toward the house, one reed.