A young man approached me after I'd preached on Mark 8:34 ("If anyone would come after me, let him deny himself and take up his cross and follow me"). I'd quoted Bonhoeffer: "When Jesus calls a man, he bids him come and die." The young man hemmed and hawed, then said plaintively, "I feel I never do enough for God, so a sermon like that is hard for me."
There it was—the theological tension between doing and grace. The tension was clearly expressed in that young disciple's face. I felt the weight, too. Had I somehow turned "deny yourself and take up your cross" into a way to earn salvation? Had I shortchanged grace?
In-your-face, prophetic preaching poses a challenge for gospel preachers. How do you get up and preach, "Repent and sin no more," when the congregation has just sung "Jesus Paid It All"? Prophetic preaching often goes to the dark heart of bad behavior just when our people have gotten used to hearing about "grace that is greater than all our sins."
The potency of New Testament preaching is not in scaring the hell out of people. There is the urgency of must in prophetic sermons, sure, but grace adds the beautiful countermelodies of forgiven and able. Our preaching is one way God fulfills his new covenant promise to write his law on our hearts.
Hebrews 12:18-26 explains: "You have not come to a mountain that can be touched and that is burning with fire … but you have come to Mount Zion … to Jesus, the mediator of a new covenant." Living on Mount Zion has this in common with the responsibility laid upon God's people at Mount Sinai—"See to it that you do not refuse him who speaks." But for gospel preachers, these demands are tuned to grace.
Gospel preachers bring more potency to the oughts and ...