Cross reference
Nehemiah 7:32
32 The men of Bethel and Ai, a hundred twenty-three.
Ezra 2:28
28 The men of Bethel and Ai, two hundred twenty-three.
Joshua 8:9
9 Joshua sent them forth; and they went to set up the ambush, and stayed between Bethel and Ai, on the west side of Ai: but Joshua lodged that night among the people.
Joshua 8:17
17 There was not a man left in Ai or Beth El, who didn't go out after Israel: and they left the city open, and pursued after Israel.