What specific instance is mentioned by Peter?

Answer

'Men and brethren, this scripture must needs have been fulfilled, which the Holy Ghost by the mouth of
David spoke before concerning Judas, which was guide to them that took Jesus!' Acts 1: 16.

What are fitting inquiries for those convicted of sin?
What apostasy from the worship of God is named in this message?
How is sin defined?
How does this association regard the Catholic Church on this point?
What were to be the signs on earth of Christ's coming?
What prophecy spoke of their return from captivity?
How did Christ speak of the gathering of the Gentiles?

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