To whom is salvation promised at Christ's appearing?

Answer

"So Christ was once offered to bear the sins of many; and unto them that look for Him shall He appear the
second time without sin unto salvation." Heb. 9: 28.

With what sins are rebellion and stubbornness classed?
How did persecution affect the preaching of the gospel?
What was to he accomplished at the close of the seventy weeks?
Who is brought before the Father at this time?
How is sin defined?
With whose blood was the new covenant dedicated?
Who is Lord of the Sabbath?

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