In the fear of the Lord, the faithful worker diligently tends his responsibilities and his master's interests and is rewarded, honored. and advances Gods Kingdom.
God is deeply Interested in teaching his people a PLEASING way, a FAITHFUL way - to deal with difficulty and discouragement. Psalm 42 teaches us the pleasing and faithful way…
Grumbling, complaining, and discontentment is faithless - it's a sin against God who uses hardships for the benefit of the people He loves.