How may we determine the truthfulness of any doctrine ?

Answer

"Prove all things; hold fast that which is good." 1 Thess. 5: 21.

By what did Peter, on the day of Pentecost, say that Christ had been approved by God?
With what did He say they would he baptized?
What were some of the results of the preaching of the gospel under the outpouring of the Spirit?
On what day did Paul and Barnabas preach at Antioch?
What question did the disciples ask Christ concerning His second coming?
When we see all these things, what are we to know?
Of what will the saints speak?

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