90. But if you really consider whence the passage is taken you will have no doubt that it is said of the Son. For the Apostle says, according to the prophecy of Isaiah, “Who hath known the mind of the Lord, or who hath been His counsellor?” Isa. xl. 13. And he adds: “For of Him and in Him are all things.” Which Isaiah had said of the Artificer of all, as you read: “Who hath measured out the water with his hand, and the heaven with a span, and all the earth with his closed hand? Who hath placed the mountains in scales and the hills in a balance? Who hath known the mind of the Lord, or who hath been His counsellor?” Isa. xl. 12.