God Is My Co-Pilot (1945)
Big Mike Harrigan: [Last lines] They who had scorned the thought of any strength except their own to lean on learned at length, how fear can sabotage the bravest heart. And human weakness, answering to the prod of terror, calls: "Help us, O God." Then silence lets the silent voice be heard, bringing its message like a spoken word, "Believe. Believe in me. Cast out your fear. Oh, I am not up there beyond the sky, but here, right here in your heart. I am the strength you seek. Believe."... And they believed.