God's Witness: The Courage of Stephen by Cheryl Odden and published by The Voice of the Martyrs.
Stephen lived a life full of faith. He performed miracles and boldly told others about Jesus, before his courageous witness was silenced. Written to inspire children to witness boldly for Jesus Christ, God’s Witness: The Courage of Stephen is a gripping reminder of the Holy Spirit’s power when we face opposition for the Lord’s sake