By Chopo Mwanza
“Iron sharpens iron, and one man sharpens another.”
Proverbs 27:17
There is an African proverb that says, “If you want to go fast, go alone. If you want to go far, go together.” There is real, if temporary, value in going it alone. But long-term, sustainable growth and progress require ongoing, mutual relationships. No man is an island. God made us social beings, designed to live in community. We are born in families, live in communities, and are added to a community of God’s people, called the Church. Community and interdependence are God’s design for people.
This isn’t merely an African proverb. It’s rooted in biblical truth. Proverbs 27:17 tells us that “iron sharpens iron, and one man sharpens another.” The image comes straight from the blacksmith’s shop: two blades, worked against each other with steady, repeated friction, gradually straighten and sharpen. Left on their own, apart from that friction, they stay dull and useless.
The same is true of brothers. God did not design us to walk through life in isolation. He calls us into community as brothers in arms, sharpening one another, spurring one another on toward growth (Heb. 10:24-25). What does this sharpening actually require of us?
1. Sharpening One Another Means Deliberately Living in Community
It means pursuing meaningful, intentional relationships within the local church. Proverbs 18:1 warns that “whoever isolates himself seeks his own desire; he breaks out against all sound judgment.” The writer of Hebrews sounds a similar alarm, urging us not to neglect “to meet together, as is the habit of some, but encouraging one another” (Heb. 10:25).
Men, in particular, are often tempted to prize strength, independence, and self-sufficiency, wearing isolation like a badge of maturity when it’s actually a liability. But Scripture calls us in the opposite direction. Just page through the “one another” commands scattered across the New Testament, “love one another” (John 13:34), “encourage one another” (1 Thess. 5:11), “bear one another’s burdens” (Gal. 6:2), “confess your sins to one another” (James 5:16), and it becomes clear that isolation was never the plan. Community was.
2. Sharpening One Another Implies Accountability
Meaningful relationships demand accountability. The word itself tends to get a bad reputation. It sounds heavy, policing, joyless. But accountability is woven into the very fabric of the Christian life and of genuine relationship.
We are first and foremost answerable to God for how we live and for how we steward the gifts and resources He has entrusted to us (Rom. 14:12). But beyond that, we are answerable to the friends and family God has placed in our lives. The people we do life with aren’t there merely to affirm us. They’re there to encourage, comfort, support, correct, and rebuke us when we need it. As Proverbs puts it, “faithful are the wounds of a friend” (Prov. 27:6), more faithful, in fact, than the flattering kisses of an enemy. Scripture goes further still, commanding us to “confess your sins to one another and pray for one another, that you may be healed” (James 5:16). Accountability means living transparently, with a life that is open and predictable rather than guarded and hidden.
3. Sharpening One Another Means Investing in Each Other’s Lives
The Christian life is a disciple-making life. Paul could tell the Corinthians, “Be imitators of me, as I am of Christ” (1 Cor. 11:1), and we are called to help others follow Jesus just as we ourselves are following Him. Older men must be intentionally investing in younger men, shaping their character and convictions (Titus 2:6-7). Fathers must be intentionally pouring into their sons, bringing them “up in the discipline and instruction of the Lord” (Eph. 6:4). Peers must be relentlessly pursuing one another, “spurring one another on toward love and good deeds” (Heb. 10:24) in whatever sphere of life God has placed them.
Conclusion
Going fast, alone, might get you somewhere quickly. But if you want to go far, if you want a life and a faith that endure, you need brothers in arms. Iron sharpening iron. Wounds that are faithful. Lives poured into other lives. That’s not a lesser way to live. It’s the way we were made to live. Dear Christian men, pursue godly friends. Do life with them. Speak honestly. Pray fervently. Laugh often. Stand firm. And together, for the glory of Christ, explore and conquer the world as brothers in arms.
Chopo Mwanza
Chopo Mwanza serves as pastor at Faith Baptist Church Riverside, and is the President, designate at Central Africa Baptist University in Kitwe, Zambia. He blogs at chopomwanza.com. He is married to Kunda, and they are blessed with three children.
President Designate at Central Africa Baptist University
FAQ’s
Proverbs 27 sits inside a collection the book itself identifies in Proverbs 25:1 as proverbs of Solomon that were copied out by the men of Hezekiah king of Judah. The sayings are credited to Solomon. The compiling of them into the form we now read happened later, under Hezekiah’s scribes, roughly two centuries after Solomon reigned.
It is a picture drawn from the blacksmith’s shop rather than a compliment about pleasant friendship. Two blades brought against each other under steady friction are made straighter and sharper than either could become alone. The friction is not the cost of the process. The friction is the process. A man who avoids every relationship capable of correcting him stays dull, and he will usually call that condition peace.
It means committing to a small number of men inside the life of a local church who have standing permission to encourage you, correct you, and know what is actually happening in your home and your head. It is not a men’s event, a text thread, or a shared hobby. It is ongoing, mutual, and answerable, which is why Scripture ties it to meeting together, confessing sin, and bearing burdens rather than to enthusiasm.
The second half of the verse reads, word for word, that a man sharpens the face of his friend. The Hebrew noun is panim, the ordinary word for face or countenance, and English versions render it as one man sharpens another because that is the sense. The literal wording is worth knowing, because it puts the sharpening somewhere visible. What another man does to you shows up on your face, in your bearing, and in how you carry yourself, not merely in your private convictions.
Proverbs supplies the image and Hebrews supplies the assignment. Proverbs 27:17 says sharpening happens between men. Hebrews 10:24-25 tells the church what that looks like in practice, which is considering how to spur one another on toward love and good deeds, refusing to neglect meeting together, and encouraging one another. One is the workshop. The other is the work order.
Start with two men rather than a program. Ask them for a standing time, tell them the truth about one thing you would normally handle alone, and give them permission to ask about it again. Most men’s ministries are built after a few men start meeting, not before. Leaders carry a specific danger here, because the higher a man rises the fewer people feel free to correct him, and the man who most needs sharpening becomes the man least likely to receive it.
It treats both as ordinary Christian obedience rather than optional extras. Believers are told to love one another, encourage one another, bear one another’s burdens, and confess their sins to one another. Proverbs warns that the man who isolates himself is chasing his own desire and breaking with sound judgment, and it insists that a friend’s wounds are more trustworthy than an enemy’s affection. Every one of us gives an account to God, and He has placed people around us in the meantime.
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