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 writings are specifically mentioned as containing some things difficult to understand?
What is the first and primary evidence of our acceptance with God?
How earnestly is this work to he prosecuted?
How did Pilate comply with their request?
What great change will then take place in their bodies?
What petitions may we confidently expect God to hear?
What classes are we especially enjoined to help?

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