Commentaries
9:11,12 Men's success seldom equals their expectations. We must use means, but not trust to them: if we succeed, we must give God the praise; if crossed, we must submit to his will. Those who put off the great concerns of their souls, are caught in Satan's net, which he baits with some worldly object, for which they reject or neglect the gospel, and go on in sin till they suddenly fall into destruction.
12. his time—namely, of death (Ec 7:15; Isa 13:22). Hence the danger of delay in doing the work of God, as one knows not when his opportunity will end (Ec 9:10).
evil net—fatal to them. The unexpected suddenness of the capture is the point of comparison. So the second coming of Jesus Christ, "as a snare" (Lu 21:35).
evil time—as an "evil net," fatal to them.