Walls of Cities: Kept by Watchmen Night and Day
Source: TTT
Songs 5:7
I encountered the watchmen on their rounds of the city. They beat me and bruised me; they took away my cloak, those guardians of the walls.
Isaiah 62:6
On your walls, O Jerusalem, I have posted watchmen; they will never be silent day or night. You who call on the LORD shall take no rest for yourselves,