3. make him of quick understanding—literally, "quick-scented in the fear of Jehovah"; endowed with a singular sagacity in discerning the genuine principle of religious fear of God, when it lies dormant in the yet unawakened sinner (Mt 12:20; Ac 10:1-48; 16:14) [Horsley]. But Maurer, "He shall delight in the fear of God." The Hebrew means "to delight in the odors" of anything (Ex 30:38; Am 5:21); "smell," that is, "delight in."
after … sight—according to mere external appearances (Joh 7:24; 8:15; Jas 2:1; 1Sa 16:7). Herein Messiah is represented a just Judge and Ruler (De 1:16, 17).
reprove—"decide," as the parallelism shows.
after … ears—by mere plausible hearsays, but by the true merits of each case (Joh 6:64; Re 2:23).