Similar Material w21.10 42 Hold Fast to the Truth With Strong Conviction Be Convinced That You Have the Truth The Watchtower Announcing Jehovah’s Kingdom (Study)—2020 Worship That God Approves What Does the Bible Really Teach? Are You Convinced That You Have the Truth? Why? The Watchtower Announcing Jehovah’s Kingdom—2014 The Right Way to Worship God What Can the Bible Teach Us? Are Jehovah’s Witnesses Real Christians? Enjoy Life Forever!—An Interactive Bible Course