Sermon on Mark 6:45-56, for the 9th Sunday after Pentecost, "From Hardness to a Trusting Heart"
Grace, mercy, and peace to you from God our Father, and from our Lord and Savior Jesus Christ, Amen. Unbelief is really the chief and greatest sin of all, and the hardest sin to overcome. When we think of what the worst sin might be, our mind rarely lands on unbelief—but unbelief is really the sin against the first commandment. God says, “You shall have no other gods before Me.” Believing in God is the first and most important command. Unbelief shows itself in a variety of symptoms, ranging from outright rejection or anger toward God, to making substitute gods or idols, to take the place of the One True God, or hardness of heart and distrust. The last one, hardness of heart, is the core problem in today’s reading. What does the Bible say about hardness of heart? Frequently in the Old Testament, this is described as a sin that is common to rulers and kings. Pharaohs, Kings of Israel, and Kings of Babylon all suffered from this sin. They became proud in their spirit, stubborn and