'Blunt' in the Bible

The fee [for sharpening] was a pim (two-thirds of a shekel) for the plowshares, the picks, the pitchforks, and the axes, and to straighten the goads (cattle prods).

Let them vanish as water that flows away. When they draw the bow, let their arrows be made blunt.

If the iron be blunt, and he do not whet the edge, then must he put to more strength: but wisdom is profitable to direct.

"{What do you mean by} quoting this proverb about the land of Israel, {saying}, 'The fathers, they ate unripe fruit, and the teeth of the child became blunt.'