A good tree cannot bear bad fruitThis phrase emphasizes the inherent nature of a good tree, symbolizing a person or entity that is righteous or aligned with God's will. In biblical context, trees often represent people or nations (
Psalm 1:3,
Jeremiah 17:8). The imagery of a tree bearing fruit is used throughout Scripture to illustrate the outcomes of one's life and actions (
Galatians 5:22-23). The idea is that a person who is truly transformed by the Holy Spirit will naturally produce good works and virtues. This aligns with the teachings of Jesus on the importance of inner transformation rather than mere outward compliance (
Matthew 23:25-28).
and a bad tree cannot bear good fruit
This part of the verse highlights the impossibility of a corrupt or sinful nature producing genuine righteousness. In the cultural context of Jesus' time, fruit trees were a common agricultural element, and their health was crucial for sustenance. A bad tree, one that is diseased or unhealthy, cannot produce fruit that is beneficial or desirable. This serves as a metaphor for false prophets or hypocrites who may appear righteous but whose actions reveal their true nature (Matthew 7:15-16). Theologically, this underscores the necessity of a heart change through repentance and faith in Christ, as only through Him can one produce true spiritual fruit (John 15:4-5).
Persons / Places / Events
1.
Jesus Christ The speaker of this verse, delivering the Sermon on the Mount, a foundational teaching moment in His ministry.
2.
Disciples and Followers The primary audience of the Sermon on the Mount, representing those who seek to live according to Jesus' teachings.
3.
Mount of Beatitudes The traditional location where the Sermon on the Mount was delivered, symbolizing a place of divine teaching and revelation.
Teaching Points
Nature of True Righteousness True righteousness is evidenced by the fruit one bears. A life transformed by Christ will naturally produce good fruit.
Self-Examination Believers are encouraged to examine their lives to see what kind of fruit they are producing. This reflection helps in identifying areas that need spiritual growth.
Dependence on Christ Just as a tree cannot change its nature, we cannot produce good fruit without abiding in Christ. Our relationship with Him is essential for spiritual fruitfulness.
Discernment in Leadership This teaching also serves as a guide for discerning true and false teachers. Leaders should be evaluated by the fruit of their lives and teachings.
Consistency in Christian Living The consistency of a tree's fruit serves as a metaphor for the consistency expected in a believer's life. Our actions should align with our professed faith.
Bible Study Questions and Answers
1. What is the meaning of Matthew 7:18?
2. How can we identify "good tree" qualities in our own spiritual lives?
3. What steps ensure our actions align with producing "good fruit" as believers?
4. How does Matthew 7:18 connect with John 15:5 about bearing fruit?
5. What role does discernment play in recognizing "bad tree" influences around us?
6. How can we encourage others to cultivate "good fruit" in their lives?
7. How does Matthew 7:18 challenge the concept of inherent human goodness?
8. What does Matthew 7:18 imply about the nature of true discipleship?
9. How does Matthew 7:18 relate to the idea of spiritual fruitfulness?
10. What are the top 10 Lessons from Matthew 7?
What Does Matthew 7:18 Mean
A good tree• Jesus pictures every believer as a “good tree,” made so by God’s grace (2 Corinthians 5:17; Ephesians 2:10).
• Such a tree is rooted in Christ (John 15:5). When the root is healthy, the fruit naturally reflects that life (Galatians 5:22-23).
• Good fruit includes obedience (John 14:23), love for others (1 John 4:7-8), and perseverance in truth (Matthew 13:23).
• Notice the certainty: “cannot.” A genuine work of God leaves no room for a lifestyle characterized by evil (1 John 3:9).
Cannot bear bad fruit• “Cannot” speaks to impossibility, not mere difficulty. A new heart will not settle into habitual rebellion (Romans 6:2).
• This does not deny occasional sin (1 John 1:8-9) but rules out unbroken patterns of it (1 John 3:6).
• The Spirit’s indwelling power continually produces holy desires that crowd out the old (Romans 8:12-14; Philippians 2:13).
• When bad fruit appears, the Lord disciplines His own (Hebrews 12:6-11), pruning the branch so that more good fruit follows (John 15:2).
And a bad tree• A “bad tree” pictures the unregenerate person—still dead in sin (Ephesians 2:1).
• Its root is corrupt, so what emerges matches the root (Titus 1:15-16).
• Bad fruit shows up as works of the flesh: impurity, idolatry, envy, and the like (Galatians 5:19-21).
• Outward religion cannot change the nature of the tree (Matthew 23:27-28). Regeneration is required (John 3:5-7).
Cannot bear good fruit• Just as an apple tree cannot grow thorns, the unbelieving heart cannot produce deeds acceptable to God (Romans 8:7-8).
• Even “good” acts done apart from faith are tainted by self-reliance and lack the motive of God’s glory (Hebrews 11:6; Isaiah 64:6).
• Jesus stresses the need for a new nature, not cosmetic reform (John 15:4).
• The only remedy is the gospel: faith in Christ that transforms the root, resulting in genuine righteousness (Acts 16:31; Romans 5:1).
summaryMatthew 7:18 teaches that inner nature determines outward product. A life truly joined to Christ will display His character, while a life still in sin will inevitably reveal corruption. The verse calls every hearer to examine the root, not just the fruit, and to rest in the transforming power of the Savior who alone makes bad trees good.
Verse 18. - Parallel passage:
Luke 6:43 (cf. also
infra,
Matthew 12:33).
A good tree cannot bring forth evil fruit, neither can a corrupt tree bring forth good fruit. This correspondence of external product to internal character is necessary. It cannot (emphatic) be otherwise. It' the heart is good, good results follow; therefore, he implies, if good results are not seen in these "false prophets," it is because of their real character. A bad life cannot but spring from a worthless heart. Of course, our Lord deals only with the general rule. There are apparent anomalies in the world of spirit as of nature.
Bring forth...
bring forth;
ἐνεγκεῖν (Westcott and Herr)...
ποιεῖν. A good tree cannot have bad fruit hanging on it; a rotten or worthless tree cannot, with all its efforts, produce good fruit.
Parallel Commentaries ...
Greek
[A] goodἀγαθὸν (agathon)Adjective - Nominative Neuter Singular
Strong's 18: A primary word; 'good'.treeδένδρον (dendron)Noun - Nominative Neuter Singular
Strong's 1186: A tree. Probably from drus; a tree.cannotδύναται (dynatai)Verb - Present Indicative Middle or Passive - 3rd Person Singular
Strong's 1410: (a) I am powerful, have (the) power, (b) I am able, I can. Of uncertain affinity; to be able or possible.bearποιεῖν (poiein)Verb - Present Infinitive Active
Strong's 4160: (a) I make, manufacture, construct, (b) I do, act, cause. Apparently a prolonged form of an obsolete primary; to make or do.badπονηροὺς (ponērous)Adjective - Accusative Masculine Plural
Strong's 4190: Evil, bad, wicked, malicious, slothful. fruit,καρποὺς (karpous)Noun - Accusative Masculine Plural
Strong's 2590: Probably from the base of harpazo; fruit, literally or figuratively.[and a] badσαπρὸν (sapron)Adjective - Nominative Neuter Singular
Strong's 4550: Rotten, useless, corrupt, depraved. From sepo; rotten, i.e. Worthless.treeδένδρον (dendron)Noun - Nominative Neuter Singular
Strong's 1186: A tree. Probably from drus; a tree.cannotοὐδὲ (oude)Conjunction
Strong's 3761: Neither, nor, not even, and not. From ou and de; not however, i.e. Neither, nor, not even.bearποιεῖν (poiein)Verb - Present Infinitive Active
Strong's 4160: (a) I make, manufacture, construct, (b) I do, act, cause. Apparently a prolonged form of an obsolete primary; to make or do.goodκαλοὺς (kalous)Adjective - Accusative Masculine Plural
Strong's 2570: Properly, beautiful, but chiefly good, i.e. Valuable or virtuous.fruit.καρποὺς (karpous)Noun - Accusative Masculine Plural
Strong's 2590: Probably from the base of harpazo; fruit, literally or figuratively.
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NT Gospels: Matthew 7:18 A good tree can't produce evil fruit (Matt. Mat Mt)