How many are included in the "all" who have sinned?

Answer

"What then? are we better than they? No, in no wise: for we have before proved both Jews and Gentiles,
that they are all under sin." Verse 9.

What specific instance is mentioned by Peter?
What did Hezekiah say God had done with his sins?
Of what were the works of Abraham an evidence?
What, therefore, did God do?
From what time does David say he himself was taught?
In the judgment-hour message, whom are all called upon to fear, glorify, and worship?
What effect did this answer have upon the Jews?

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