How was Christ's first advent to be heralded?

Answer

"The voice of him that crieth in the wilderness, Prepare ye the way of the Lord, make straight in the desert
a highway for our God." Isa. 40: 3.

Why did the apostle say this duty was so imperative?
How did Jesus show His loyalty to God?
Of what was this memorial to he a sign?
Under what figure was the Christian church represented to the Apostle John?
How visible is His coming to be?
When are the righteous to be recompensed?
Does He afflict to leave the one chastened in despair?

Questions & Answers are from the book Bible Readings for the Home Circle