"I can't believe how easily I started getting new songs," our new worship leader said. "When we started to pray and read Scripture, the songs just flowed."

We had just finished our Sunday morning pre-service prayer time. In this meeting (which lasts forty-five minutes), we combine prayer and live music as we intercede for the church service. Though it was Janet's (not her real name) first Sunday leading worship in our prayer meeting, she was far from a novice worship leader. But this situ...