Isa44:12 The iron-worker is heating the metal in the fire, giving it form with his hammers, and working on it with his strong arm: then for need of food his strength gives way, and for need of water he becomes feeble.
Jer10:3 For that which is feared by the people is foolish: it is the work of the hands of the workman; for a tree is cut down by him out of the woods with his axe.