Samuel declares that he will give a sign of the mortal Messiah’s death. Before he does, however, he reminds the people of why they should care. The death of a God on earth is certainly worth noting, but in this case, it is an event of supreme importance. This death is essential to bring the resurrection, and therefore the redemption of all mankind from the physical separation from God’s presence that was initiated in the Garden of Eden.
The events of the Savior’s life and death would also bring “to pass the condition of repentance, that whosever repenteth the same is not hewn down and cast into the fire.”