Bible Verses About Walls: Danger of approaching too near to, in time of war

he may become angry and ask you, 'Why did you get so close to the city to fight? Didn't you know they would shoot from the wall?

Didn't you think about the person who struck Avimelekh the son of Yerubeshet, that a woman threw an upper millstone down on him from the wall, so that he died at Tevetz? Why did you go so near the wall?' If he says this, tell him, 'Your servant Uriyah is dead also.'"