1 Samuel 13:19-20

JPS_ASV_Byz(i) 19 Now there was no smith found throughout all the land of Israel; for the Philistines said: 'Lest the Hebrews make them swords or spears'; 20 but all the Israelites went down to the Philistines, to sharpen every man his plowshare, and his coulter, and his axe, and his mattock.