Judges 20:16
Among all this people there were seven hundred chosen men lefthanded; every one could sling stones at an hair breadth, and not miss.
Judges 3:15
But when the children of Israel cried unto the LORD, the LORD raised them up a deliverer, Ehud the son of Gera, a Benjamite, a man lefthanded: and by him the children of Israel sent a present unto Eglon the king of Moab.