Process of Spiritual Maturity in Believers
Spiritual maturity in believers is a progressive process of growth and transformation, often described as becoming more like Christ [5]. This journey begins with regeneration, an act of God's will through the "word of truth" [9], and is sustained by the work of the Holy Spirit [3, 10].
The Apostle Paul describes the goal of this process in Ephesians 4:13 as reaching "the unity of the faith and the knowledge of the Son of God, to a mature man, to a measure of the maturity of the fullness of Christ" [1]. This indicates that maturity is not merely individual but also communal, aiming for the entire Christian community to deepen its understanding and experience of faith [5]. The standard for this maturity is Christ himself, with the Spirit's work transforming believers to be fully like him [5].
Scripture often categorizes believers by their stage of spiritual development. For instance, 1 John 2:12-14 distinguishes between "God's children," "the young in the faith," and "the mature in the faith" (literally "fathers") [4]. Similarly, the author of Hebrews contrasts those who need "milk" with those who can handle "strong meat," which "belongeth to them that are of full age" or "perfect" [7]. This distinction highlights that while all believers are justified, there are varying degrees of spiritual understanding and experience [7].
Growth in grace is a continuous aspect of this process [6, 8]. Adam Clarke, commenting on 2 Peter 3:18, states that "every grace and Divine influence which ye have received is a seed, a heavenly seed, which, if it be watered with the dew of heaven from above, will endlessly increase and multiply itself" [6]. This growth involves increasing in the "image and favor of God" and continually gaining "knowledge of Jesus Christ" [6]. John Gill further elaborates that this growth applies to both gifts of grace, which increase with use, and internal grace, which is gradual like a mustard seed [8].
The process of sanctification is central to spiritual maturity. Easton's Bible Dictionary defines sanctification as "the work of the Holy Spirit bringing the whole nature more and more under the influences of the new gracious principles implanted in the soul in regeneration" [3]. It is the continuation of the work begun in regeneration, extending to the entire person [3]. The Holy Spirit plays a special role in carrying out this work [3]. The Scriptures, known from childhood, are also instrumental in making one "wise unto salvation, through the faith which is in Christ Jesus" [2].
Sources
- Ephesians “Ephesians 4:13 (LEB) — until we all reach the unity of the faith and the knowledge of the Son of God, to a mature man, to a measure of the maturity of the fullness of Christ,”
- II Timothy “II Timothy 3:15 (Geneva1599) — And that thou hast knowen the holy Scriptures of a childe, which are able to make thee wise vnto saluation, through the faith which is in Christ Iesus.”
- Easton's Bible Dictionary “Easton's Bible Dictionary: Sanctification — Involves more than a mere moral reformation of character, brought about by the power of the truth: it is the work of the Holy Spirit bringing the whole nature more and more under the influences of the new gracious principles implanted in the soul in regeneration. In other words, sanctification is the carrying on to perfection the work begun in regeneration, and it extends to the whole man (Rom. 6:13; 2 Cor. 4:6; Col. 3:10; 1 John 4:7; 1 Cor. 6:19). It is the special office of the Holy Spirit in the plan of redemption to carry on this work (1 Cor. 6:1”
- 1 John (Protestant academic) “Tyndale House on 1 John 2:12: 2:12-14 John gives three classes of believers at various stages of spiritual maturity: God’s children, the young in the faith (literally young people), and the mature in the faith (literally fathers).”
- Ephesians (Protestant academic) “Tyndale House on Ephesians 4:13: 4:13 The goal of ministry is for the whole Christian community to understand and experience the Christian faith more deeply and gain a deeper knowledge of God’s Son. In this way, believers will be mature in the Lord (see 1 Cor 2:6; 14:20; Phil 3:15; Col 1:28; 4:12; cp. Heb 5:14; Jas 1:4; 3:2). The standard of maturity is Christ himself; the Spirit’s transforming work is to make people fully like Christ (Rom 8:29).”
- 2 Peter (Methodist/Wesleyan) “Adam Clarke on 2 Peter 3:18: But grow in grace - Increase in the image and favor of God; every grace and Divine influence which ye have received is a seed, a heavenly seed, which, if it be watered with the dew of heaven from above, will endlessly increase and multiply itself. He who continues to believe, love, and obey, will grow in grace, and continually increase in the knowledge of Jesus Christ, as his sacrifice, sanctifier, counsellor, preserver, and final Savior. The life of a Christian is a growth; he is at first born of God, and is a little child; becomes a young man, and a father in Chr”
- Hebrews (Baptist/Reformed) “John Gill on Hebrews 5:13: But strong meat belongeth to them that are of full age,.... Or perfect; see Co1 2:6. This does not intend a perfection of justification; for though some have a greater degree of faith than others, and a clearer discovery of their justification, yet babes in Christ are as perfectly justified as more grown and experienced believers; nor a perfection of sanctification, for there is no perfection of holiness but in Christ; and though the work of sanctification may be in greater perfection in one saint than in another, yet all are imperfect in this life; and as to a perfe”
- 2 Peter (Baptist/Reformed) “John Gill on 2 Peter 3:18: But grow in grace,.... In the gifts of grace, which, under a divine blessing, may be increased by using them: gifts neglected decrease, but stirred up and used, are improved and increase. And though men are to be thankful for their gifts, and be contented with them, yet they may lawfully desire more, and in the use of means seek an increase of them, which may be a means of preserving themselves, and others, from the error of the wicked. Moreover, by "grace" may be meant internal grace. The work of grace is gradual; it is like a grain of mustard seed, or like seed cas”
- James (Presbyterian) “Jamieson, Fausset & Brown on James 1:18: (Joh 1:13). The believer's regeneration is the highest example of nothing but good proceeding from God. Of his own will--Of his own good pleasure (which shows that it is God's essential nature to do good, not evil), not induced by any external cause. begat he us--spiritually: a once-for-all accomplished act (Pe1 1:3, Pe1 1:23). In contrast to "lust when it hath conceived, bringeth forth sin, and sin . . . death" (Jam 1:15). Life follows naturally in connection with light (Jam 1:17). word of truth--the Gospel. The objective mean, as faith is the ap”
- Ephesians (Protestant academic) “Tyndale House on Ephesians 4:24: 4:24 A believer has a new nature: God’s Spirit expresses his life within the believer (see Col 3:10; cp. Gen 1:26; Rom 12:1-2; Gal 5:22-23). The transforming work of God’s Spirit is part of the gift of salvation (Eph 2:8-10).”