Devotions from Priscilla Shirer – Audio CD Volume 1 is a 2Â disc set that includes devotional segments from 12 of Priscilla’s original studies and teaching. Each drive-Âtime devotion is approximately 10 minutes in length. Use this to grow closer to God when you run errands, drive to and from work, or pick up the kids. Also makes a great gift! This CD set includes inspiring Scripture-Âbased lessons that will offer you encouragement during your daily routine.