Be Holy in All Your Living

Peter's first letter contains one of the most comprehensive calls to holiness in the New Testament: "But just as he who called you is holy, you yourselves also be holy in all of your living; because it is written, 'You shall be holy; for I am holy'" (1 Peter 1:15-16). The phrase "in all of your living" is crucial — holiness is not reserved for church on Sunday. It extends to the office, the kitchen, the commute, the conversation with a difficult neighbor.

Yet Peter frames this call within a stunning vision of grace. Before commanding holiness, he reminds his readers of the extraordinary gift they have received. The prophets searched and inquired about this salvation, wanting to know "what time or what kind of time the Spirit of Christ which was in them pointed to" (1 Peter 1:11). Angels longed to look into these things. The grace now available to ordinary believers is something the greatest prophets and angels yearned to understand but could not fully grasp.

This context transforms the command to holiness from burden to privilege. We are not being asked to earn God's favor through moral perfection. We are being invited to respond to a grace so magnificent that the prophets spent their lives searching for it. Holiness is the natural response of a heart overwhelmed by generosity.

In the Gospel, Peter himself embodies this tension between sacrifice and reward. "Behold, we have left everything and have followed you," he tells Jesus (Mark 10:28). There is perhaps a note of anxiety in the statement — have we done enough? Jesus' answer is extravagant: "There is no one who has left house, or brothers, or sisters, or father, or mother, or wife, or children, or land, for my sake and for the sake of the Good News, but he will receive one hundred times more now in this time" (Mark 10:29-30). The return on investment in discipleship is absurd in its generosity.

But Jesus adds a qualifier that prevents any triumphalism: "with persecutions" (Mark 10:30). The hundredfold comes not in spite of suffering but intertwined with it. The reward of following Christ includes deeper relationships, a larger family of faith, and eternal life — but it also includes the cost of being countercultural.

The Psalmist responds to all of this with pure praise: "Sing to the LORD a new song, for he has done marvelous things!" (Psalm 98:1). Holiness, when understood as response to God's marvelous deeds, becomes not a grim obligation but a song — new every morning, fresh with gratitude.