The biblical idea of God’s calling is not simply that He invites men to serve Him. The call of God is more than that. You might say the calling of God is an invitation with clout in it. It is more like a summons. The summons comes through His Word and the power of the Holy Spirit laying hold of the one summoned, convincing him or her that God has spoken. The purpose of the call is that the one summoned might participate in and enjoy the blessed benefits of God’s redemptive purposes and participate