"Iron sharpens iron, and a man sharpens the countenance of his friend" (Mishlei 27:17).
"A late midrash relates that Abraham built for Keturah’s offspring a city surrounded by a high iron wall, and brought them inside. He raised the wall so high that sunlight would never enter; and he gave them precious stones and large pearls, which Israel would use in the days to come" (Hosafah 1:1).
"A late midrash relates that Abraham built for Keturah’s offspring a city surrounded by a high iron wall, and brought them inside. He raised the wall so high that sunlight would never enter; and he gave them precious stones and large pearls, which Israel would use in the days to come" (Hosafah 1:1).
