God communicating during prayer

Scripture references

Acts 11:5 (ASV 1901)

5I was in the city of Joppa praying: and in a trance I saw a vision, a certain vessel descending, as it were a great sheet let down from heaven by four corners; and it came even unto me:

Acts 13:2–3 (ASV 1901)

2And as they ministered to the Lord, and fasted, the Holy Spirit said, Separate me Barnabas and Saul for the work whereunto I have called them. 3Then, when they had fasted and prayed and laid their hands on them, they sent them away.

Stories

An old saint with his four sons trusts in the Lord's instruction to suspend their journey until the next day against their usual routine. The route they were supposed to take was attacked in the night.