Reference to Christ opening the Apostles' understanding and ascending — combined with Luke 24 account
Preface and Praise of Sacred Scripture
Chapter IV: The Judgments and Examples of the Fathers— Alluded to: Christ "about to ascend into heaven and bidding farewell to the Apostles, He opened their understanding that they might comprehend the Scriptures"
"about to ascend into heaven and bidding farewell to the Apostles, He opened their understanding that they might comprehend the Scriptures"