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.

After one truly receives Christ, whose life will be manifested in him?
By what name was the cover of the ark known?
What is said of one who professes to know the Lord, but does not keep His commandments?
What title of distinction is given the law of God?
Will the Sabbath be observed as a day of worship in the new earth?
12. Do Catholic authorities acknowledge that there is no command in the Bible, for the sanctification of Sunday?
Did Christ's followers keep the Sabbath after His death?

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