From the Series: Ordinary Saints: Lessons from the Ante-Nicene Church
Scripture quotations are from the New King James Version®.
Copyright © 1982 by Thomas Nelson. Used by permission. All rights reserved.
The Christian life is lived in the light of an approaching day.
Paul writes, “The night is far spent, the day is at hand. Therefore let us cast off the works of darkness, and let us put on the armor of light” (Romans 13:12). That command comes in a passage about how believers are to live because we understand the time. We are no longer to walk as though we belong to the darkness from which Christ saved us. We are to awaken, cast aside the works associated with darkness, and live openly as those who belong to the coming day. What does this look like in everyday life? Casting off the works of darkness may mean turning away from dishonesty at work, refusing to indulge in gossip, or choosing not to harbor resentment. It can be as practical as severing habits or situations that lead to temptation, or being intentional about the company we keep. Conversely, putting on Christ might look like extending forgiveness where it is difficult, seeking opportunities to encourage someone, or responding to frustration with patience and grace. Paul makes the meaning even clearer two verses later: “But put on the Lord Jesus Christ, and make no provision for the flesh, to fulfill its lusts” (Romans 13:14). The armor of light, then, is not merely something we carry into occasional spiritual battles. It describes a life lived in Christ, a life that refuses to make provision for the flesh and instead walks according to the new identity and calling we have received in Him.
To “put on” Christ does not mean that Christ is absent until we perform a daily ritual. Those who have believed in Him already belong to Him. Paul tells believers, “For as many of you as were baptized into Christ have put on Christ” (Galatians 3:27). Yet Scripture also calls believers to live consistently with what God has made them in Christ. Paul uses similar language in Colossians 3. We are to put off anger, wrath, malice, blasphemy, filthy language, and lying, and to put on tender mercies, kindness, humility, meekness, longsuffering, forgiveness, and above all love (Colossians 3:8–14). The imagery is wonderfully practical. You would not deliberately put dirty clothing back on after being given something clean.
In the same way, believers are not to return to the works of their former life willingly. We have been called out of darkness and into light. So we are to dress accordingly. Romans 13 speaks of the armor of light, while Ephesians 6 gives us Paul’s fullest description of the armor God provides for spiritual warfare. “Put on the whole armor of God, that you may be able to stand against the wiles of the devil” (Ephesians 6:11). Notice whose armor it is. It is the armor of God. Our ability to stand does not come from personal toughness, intelligence, determination, or spiritual bravado. Paul begins by saying, “Be strong in the Lord and in the power of His might” (Ephesians 6:10). And the enemy is correctly identified: “For we do not wrestle against flesh and blood, but against principalities, against powers, against the rulers of the darkness of this age, against spiritual hosts of wickedness in the heavenly places” (Ephesians 6:12). People are not the enemy. Our warfare is spiritual; therefore, God provides spiritual armor.
Truth fastens everything together. Righteousness protects the believer as a breastplate. The preparation of the gospel of peace gives firm footing. Faith becomes a shield by which “you will be able to quench all the fiery darts of the wicked one” (Ephesians 6:16, NKJV). Salvation guards us like a helmet. And God gives us “the sword of the Spirit, which is the word of God” (Ephesians 6:17). Then Paul immediately turns to prayer: “praying always with all prayer and supplication in the Spirit” (Ephesians 6:18). Prayer is not technically identified as another piece of armor in Paul’s list. Rather, prayer surrounds the believer’s entire stand. We remain watchful, dependent upon God, and persistent in prayer for all the saints.
Something easily missed in Ephesians 6 is the repetition of one little word: Stand. “…that you may be able to stand…” (verse 11). “…that you may be able to withstand in the evil day, and having done all, to stand” (verse 13). “Stand therefore…” (verse 14). The picture is not of Christians frantically searching for Satan or trying to prove how powerful they are. God commands us to remain faithful. When deception comes, stand in truth. When temptation comes, stand in righteousness. When accusations and doubts come like flaming arrows, raise the shield of faith. When the battle presses against the mind, remember the salvation God has provided. When falsehood confronts truth, take up the Word of God. And through it all, pray. The armor is given so that God’s people are not swept away when the evil day comes.
This brings us back to Romans 13. Putting on the armor of light cannot be separated from putting off darkness. Paul does not tell us to wear God’s armor while maintaining comfortable arrangements with sin. He says: “Put on the Lord Jesus Christ, and make no provision for the flesh, to fulfill its lusts” (Romans 13:14). “Provision” is important. Sin frequently gains ground before the moment of temptation because provision has already been made for it. Something has been retained, arranged, entertained, hidden, or left conveniently accessible. Paul says not to supply the flesh with what it needs. That does not mean believers become sinless. The conflict between flesh and Spirit remains real (Galatians 5:16–17). But we are no longer obligated to obey the flesh. We belong to Christ. Therefore, we walk in the light.
Reflection: Where in your life have you made space, however small, for the desires of the flesh? Are there patterns, habits, or choices that leave temptation within easy reach? What would it look like for you to remove those provisions and walk more fully in the light? The armor of light also fits a much larger theme running through the New Testament. Jesus said, “I am the light of the world. He who follows Me shall not walk in darkness, but have the light of life” (John 8:12). Paul tells believers, “For you were once darkness, but now you are light in the Lord. Walk as children of light” (Ephesians 5:8). Peter says God “called you out of darkness into His marvelous light” (1 Peter 2:9). And John writes, “if we walk in the light as He is in the light, we have fellowship with one another” (1 John 1:7). This is therefore larger than a metaphor about warfare. The armor of light belongs to an entire way of life. We have been brought into the light through Christ. We are commanded to walk in that light. God equips us to stand against spiritual opposition as we do so. And we live with the expectation that the present darkness will not last forever. “The night is far spent, the day is at hand.” That is why we cast off darkness. That is why we put on the armor of light. That is why we make no provision for the flesh. And that is why, when the battle comes, we stand. We are not dressing ourselves in our own strength. We are putting on the Lord Jesus Christ.
Walking in the light was never meant to be a solitary effort. God gives us the gift of community so that we can encourage and support each other as we seek to live out this calling. As we pray for one another, confess our struggles, and offer accountability and encouragement, we help each other remain steadfast. When someone stumbles, we can help restore them gently, reminding one another of the grace and truth found in Christ. Together, we grow in the light, strengthening not only our personal walk but the whole body of Christ. Let us, then, look for ways to pray for each other, bear one another’s burdens, and stand firm together.
