21. for now--very soon.
in the morning--not the resurrection; for then Job will be found. It is
a figure, from one seeking a sick man in the morning, and finding he
has died in the night. So Job implies that, if God does not help him at
once, it will be too late, for he will be gone. The reason why God does
not give an immediate sense of pardon to awakened sinners is that they
think they have a claim on God for it.
JFB.
Picture Study Bible