A couple of years ago, a member of my church's vocal team and I were invited by a Christian leader named Yesu to go to southern India. There we would join a team of people from various parts of the U.S. We were told that God would use us to reach Muslims, Hindus, and nonreligious people for Christ. We all felt called by God to go, but none of us knew what to expect.

When we arrived, Yesu met us and invited us to his home. Over the course of the ne…