The term is famously penned by David in : "Even though I walk through the valley of the shadow of death, I will fear no evil, for You are with me; Your rod and Your staff, they comfort me" .
Rather than highlighting the threat, the focus is on the comfort of God's presence ( "for You are with me" ), signifying protection amidst peril. Shadow of Death
In some Christian doctrines, this is interpreted as the "shadow" of the true spiritual death (condemnation) that Christ already conquered, making the Christian's fear of death a "shadow" rather than a reality. The term is famously penned by David in
A shadow cannot exist without light. Therefore, the shadow of death implies that light (or love/life) is still present, even if obscured. I will fear no evil