When we hear the pastor speak, are we accepting everything as Gospel truth or are we being a good Christian and examining the Scripture to see if what the pastor is saying is true? Any good pastor will encourage the congregation to test the Scriptures to see if their preaching is sound. This discussion is an exhortation to do just that.
Acts 17:10-11
1 Thessalonians 5:21-22
Art of Shallow Neighboring:
https://www.ourwalkinchrist.com/books/art-of-shallow-neighboring