“I know ye not, depart from me all ye workers of iniquity.”
(Luke 13:27)
Among the many warnings given by Christ, few are as sobering as His words in Luke 13:27: “I know ye not, depart from me all ye workers of iniquity.” Here the Lord exposes the spiritual tragedy of those who possess knowledge without obedience, truth without transformation, and understanding without fruit. Such people may have learned much of God while remaining strangers to His grace.[1]
It is possible to be rich in theology and poor in holiness; to possess learning in the head while the heart remains barren of life. This imbalance between knowledge and action is not new to the modern age—it has existed since the beginning. Adam and Eve, though aware of God’s command, disobeyed it. The Pharisees, who memorized the Law, refused to live by its spirit. And even now, countless professing Christians mistake the knowing of truth for the doing of it.
James warns, “Be ye doers of the word, and not hearers only, deceiving your own selves,” (James 1:22). Mere knowledge of Scripture, detached from obedience, deceives the soul into a false peace. It may produce pride, but never sanctification. Indeed, such knowledge increases condemnation rather than lightens it, for as Christ said, “That servant which knew his lord’s will, and prepared not himself, neither did according to his will, shall be beaten with many stripes” (Luke 12:47).
This false comfort is particularly dangerous because it masquerades as piety. A man may read Scripture, discuss doctrine, and even defend truth vigorously, while his life contradicts what he professes. But when knowledge does not lead to repentance and obedience, it becomes as a stagnant pool—breeding decay instead of life. And knowledge that does not lead to holiness will, at last, lead to condemnation.
True faith, by contrast, is always active. It expresses itself in obedience, compassion, and holiness. “Faith without works is dead,” declares James 2:26. Such dead faith is not saving faith. The faith that saves is the faith that works—a living principle implanted by the Spirit, producing love for God and service to others.
Good works do not justify the believer before God; rather, they justify his faith before men. They reveal that divine grace has taken root within the soul. For when the Spirit of Christ dwells in a person, His life cannot remain hidden—it manifests in the fruit of righteousness. As light naturally shines and fire naturally burns, so true faith naturally acts.
Christ Himself declared that His disciples would be known by their fruit (Matthew 7:16). So to profess faith without obedience is to contradict the very essence of Christianity. The one who truly loves the Lord delights to keep His commandments.
Moreover, good works bless others and glorify God. They become instruments through which the Father is praised and His kingdom advanced. Jesus said, “Let your light so shine before men, that they may see your good works, and glorify your Father which is in heaven” (Matthew 5:16). Each act of obedience, kindness, or mercy magnifies God’s grace in a fallen world.
The believer’s calling, then, is not to accumulate truth but to live it—to translate doctrine into devotion and creed into conduct. The knowledge of God’s will is meant to stir the soul to action. “We must work the works of him that sent me, while it is day: the night cometh, when no man can work” (John 9:4).
For these reasons, Christ’s warning in Luke 13:27 is both merciful and grave. It compels self-examination. Have I rested in understanding rather than obedience? Have I admired truth without applying it? Have I mistaken information for transformation? If so, repentance is my only refuge. The sole remedy for idle knowledge is active faith—the kind that bears fruit in word, deed, and heart.
Contemplations
- Idle Knowledge, Active Faith. Luke 13:27 pierces the heart with its solemn warning. Knowledge without obedience is empty. Faith without action is dead. I am reminded that understanding the will of God is not enough; I must do it. The light I have been given is not for display but for service. If I rest in learning without labor, my knowledge will condemn me in the end.
- The Divine Spark in Good Works. Every act of righteousness springs from God Himself. When I perform good works, I am not displaying human virtue but divine life within me. These deeds glorify God, who works through frail vessels for His own honor. I must therefore see good works not as burdens but as blessings—evidence that God is alive in me.
- Works as Evidence of Salvation. Good works are not the root of salvation but its fruit. They testify that the Spirit of life dwells within me. If there is no outward fruit, there may be no inward root. I must examine my life for signs of the Spirit’s transforming work—love, humility, patience, obedience for these are the visible marks of invisible grace.
- The Joy of Doing Good. Doing good brings joy because it mirrors the heart of Christ. And to bless others is to participate in God’s own work. When I live in this way, peace and goodwill flow not only to others but back to my own soul. “It is more blessed to give than to receive.” Every act of obedience is both worship to God and medicine to my heart.
Prayer (Supplication)
O Lord, my righteous Judge and merciful Redeemer, I bow before You in humility and contrition, confessing that I have often rested in knowledge rather than obedience. Too many times I have heard Your Word but failed to do it, admired Your truth but neglected to live by it. Forgive me, Father, for mistaking the understanding of doctrine for the practice of holiness. I confess that my heart has been proud, my zeal faint, and my works few.
Gracious God, You have taught me truth, yet I have failed to walk in it. Your Word has sounded in my ears, “Be ye doers of the word, and not hearers only,” yet I have deceived my own soul with idle intentions. Have mercy on me, O Lord, and cleanse me from the sin of neglecting so great a salvation.
Plant within me a living faith that not only believes but acts, that not only knows but obeys. Let Your truth burn within my heart until it becomes life in my hands. Teach me that knowledge without holiness is vanity, that learning without love is nothing, and that hearing without doing is rebellion. May my faith no longer be cold and fruitless but fervent, active, and fruitful unto every good work.
Lord Jesus, You are the Good Shepherd who laid down Your life for the sheep. You have shown me the path of obedience in Your perfect submission to the Father’s will. You humbled Yourself, taking the form of a servant, and became obedient unto death. Conform me to Your likeness. Deliver me from the pride that knows much but loves little, and make me a servant of all.
Let my good works flow not from self-interest or pride but from gratitude and love. May every act of obedience be offered as worship. Help me see that in serving others, I am serving You; in loving my neighbor, I am loving You; and in glorifying You, I find the joy for which I was created.
Renew my heart daily by Your Spirit, that I may bear fruit in season and remain steadfast in labor until You call me home. Let my knowledge become wisdom through obedience, and let my wisdom lead others to praise Your name. Keep me from the dreadful sentence, “I know ye not,” and let me instead hear that blessed welcome, “Well done, good and faithful servant.”
Grant me diligence to work while it is day, faith to persevere when the night falls, and joy to glorify You in all things. May my life proclaim the truth of the gospel I profess, and may every deed testify that I am Yours, bought with the blood of Christ.
I ask all these things in the name of Jesus Christ, who is the Truth, the Life, and the Light of men. Amen.
Further References for Luke 13:27
Matthew 7:23; Psalm 6:8; Matthew 25:41; Luke 13:25
[1] “Hearing may be without Soul saving benefit. The Hypocrite and Moralist may toil in the External part of Religious Duties, and yet Lose their Souls, and Heaven at the last. Men may be much in Frequenting both the public and private Preaching of the Word, and yet miss of Salvation after all: Although we may be able in the Day of Judgment, to say, Lord, hast thou not Taught in our Streets? Yet ’twill be no Saving Plea alone; Christ will notwithstanding that, bid us to Depart from him, Luke 13. 26, 27. Outward Attendance on the Word in a constancy, is but a Sandy Foundation to build the hopes of Salvation upon, Math. 7. 26. to the end. Persons do but delude themselves, that think to get to heaven by hearing only, Jam. 1. 22. Be ye Doers of the Word, not Hearers only, deceiving your selves. O be more than Hearers now, or else you will be nothing less than Damned hereafter.” Samuel Willard, Unfruitful Hearers Detected & Warned, (Boston: B. Green, & J. Allen, sold by Michael Perry, at his shop under the west end of the Town House, 1696), 19.
