Similar Material sn song 52 Guard Your Heart We Guard Our Hearts “Sing Out Joyfully” to Jehovah The Human Heart Is Treacherous The Watchtower Announcing Jehovah’s Kingdom—1971 Heart Aid to Bible Understanding Serving Jehovah with a Complete Heart The Watchtower Announcing Jehovah’s Kingdom—1971 Consulting the Finest Heart Specialist for Our Times The Watchtower Announcing Jehovah’s Kingdom—1977 Acquire a Heart Agreeable to Jehovah The Watchtower Announcing Jehovah’s Kingdom—2001 Determined to Serve Jehovah With a Complete Heart The Watchtower Announcing Jehovah’s Kingdom—1986 How Is Your Heart? The Watchtower Announcing Jehovah’s Kingdom—1971 Reaching the Heart of Your Listeners Theocratic Ministry School Guidebook Maintain a Complete Heart Toward Jehovah The Watchtower Announcing Jehovah’s Kingdom (Simplified)—2012