Book II of the Psalms was written largely by David and shows how he reacts to some gruesome trials by surrendering to God's redemption.
Affliction is a necessary aspect of life, yielding strength of character, while ease and comfort weaken us. Christ was perfected as High Priest through suffering.
Comparing God's true ministers to false ministers—and seeing their fruit—reveals how the church must be revived spiritually. And "sneezing" plays a major role!