In answering God's call to holiness, Christians must have a prepared mind, an obedient heart, godliness, and a prayerful life.This sermon was first preached at Christ Fellowship Bible Church (St. Louis, MO) and Calvary Baptist Church (Owosso, MI).In this audio, you will hear an expanded version of the sermon, which Tony recently preached at his home church--Grace Fellowship Church (Davenport, IA).