Associated with spiritual-energy intake.  Essential to enjoyment of Paradise.  Essential to replenish energy losses; for effective use of space energies.  Those who enter kingdom shall enjoy. 
From reminiscences of earlier experiences.  Jesus established mid-week holiday for.  Provision for rest on morontia worlds.  Seraphim recharge with life energy of universe circuits.  Thought change helpful in recuperating depleted energies. 
1st was death; 2nd was ideal sleep; 3rd is true rest, relaxation of the ages.  Princes’ corporeal staff enters transition rest when service completed.  Seraphic rest during seraphic transport.  Sleep attending transition from universe status.  Terminal rest of time achieved before residential status on Paradise; replenishes energy losses and stores reserves of spirit for next stage.  Transit through midspace to Paradise.  Translation sleep of morontia progressors.