When sorrow has worn down body and soul.

The psalm sets the whole person before God as a lamp burned down by sorrow: not only the inner life, but bodily life as well. Grief has reached the wick. The language refuses the tidy division by which bodily depletion is dismissed as merely spiritual weakness, or spiritual anguish is silenced with medical description. Distress can leave a person spent, sighing, and unable to summon strength. Scripture gives that condition words without rebuke.

The psalm’s logic grows darker and more honest. Sorrow is not treated as a passing feeling: life is spent in it, years are marked by sighing, and strength fails. Then iniquity is named. We must not turn that line into a cruel diagnosis that every depression is a direct punishment for a particular sin; neither may we erase the guilt Scripture places before God. I confess that I often want to explain exhaustion without letting sin be searched, or confess sin without admitting how deeply sorrow has entered the body. The psalm does neither. It brings the worn-down whole person into the presence of mercy.

That mercy is not a vague permission to endure. At the cross, Jesus bore the guilt that makes strength fail, and he entered the full poverty of human sorrow without despising the weak. Christ does not require a bright flame from a lamp grief has burned low; he gives mercy at the wick. His resurrection means the body laid low by grief is not beyond his redeeming reach, though Scripture does not promise immediate relief. Christ himself is the specific provision: forgiveness for iniquity and compassion for the wasting, given by a living Savior who will not cast off those who come empty.