Nehemiah 3:26-27

3:26 and the temple servants who were living on Ophel worked up to the area opposite the Water Gate toward the east and the protruding tower. 3:27 After them the men of Tekoa worked on another section, from opposite the great protruding tower to the wall of Ophel.

Nehemiah 4:21

4:21 So we worked on, with half holding spears, from dawn till dusk.