OK, so Peter Enns anticipated the objection I raised in response to chapters 3 and 4 of his book.

In chapter 5, he acknowledges that some people might think that some of the psalms, Ecclesiastes, and Job are exceptions to the rule.  They express doubt, it might be argued, but the rest of the Bible promotes assurance.

Perhaps, responds Enns, but not assurance about what we believe, but whom we trust.

Enns pleads that he is not opposed to ‘knowing’, but, rather, he is opposed to ‘preoccupation with correct thinking’.…

In chapter 3 of his book, Peter Enns considers those parts of the Bible that give voice to doubt, rather than certainty.

He looks first at those psalms in which the writer complains that things have gone terribly wrong, and that God seems to have gone AWOL.  They express, in other words, a crisis of faith.  Psalm 88 is a notable example.  Enns feels that he and others have been shielded from such expressions of doubt, and even made to feel guilty for having such feelings themselves.…