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 would obedience to God's commandments have ensured to ancient Israel?
In connection with what historical event was the old covenant made?
What reason is given for making the new covenant?
When was the papal head of the first beast of Revelation 13 wounded?
With what are we to comfort one another?
To whom was the book dedicated?
Of what material is the wall constructed?

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