Joseph Benson's Commentary of the Old and New Testaments - Job 28:1
Job 28:1. Surely, &c. Job, having confuted his three friends on their own principles, in the last two and some of the preceding chapters, here falls into a kind of soliloquy on the difficulty of obtaining true wisdom. His friends had laid claim to it from their great age, and from their knowledge of ancient traditions: see Job 5:27, and Job 8:8-9, and Job 15:9-10, and Job 20:4; but he had shown them of how little importance or signification their conclusions were. Where, then, it became... read more
Albert Barnes' Notes on the Whole Bible - Job 28:2
Iron - As has been remarked above, iron was early known, yet probably its common use indicates a more advanced state of civilization than that of gold and silver. The Mexicans were ignorant of the use of iron, though ornaments of gold and silver elegantly worked abounded among them. Iron is less easily discovered than copper, though more abundant, and is worked with more difficulty. Among the ancient nations, copper was in general use long before iron; and arms, vases, statues, and implements... read more