Bible Verses About Sling: Used in war

Among all this people there were seven hundred chosen men lefthanded; every one could sling stones at an hair breadth, and not miss.

And they beat down the cities, and on every good piece of land cast every man his stone, and filled it; and they stopped all the wells of water, and felled all the good trees: only in Kirharaseth left they the stones thereof; howbeit the slingers went about it, and smote it.

And Uzziah prepared for them throughout all the host shields, and spears, and helmets, and habergeons, and bows, and slings to cast stones.