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Assurance of Salvation in Reformed Theology

Assurance of salvation in Reformed theology refers to a believer's confidence that they are truly saved and will persevere in faith until the end. This assurance is understood as a gift from God, rooted in the work of Christ and the indwelling of the Holy Spirit, rather than being based on human merit or performance [8, 9].

The concept of assurance is deeply connected to the biblical understanding of salvation, which is described as a deliverance from the guilt and pollution of sin wrought by Jesus Christ [5]. This salvation is "of God" and "by Christ alone" [4]. The New Testament uses terms like "full assurance of faith" (Hebrews 10:22) and "full assurance of understanding" (Colossians 2:2), indicating a deep conviction in the truth of Scripture and God's promises [1]. The resurrection of Jesus is presented as God's pledge that his revelation is true and worthy of acceptance [1].

Reformed theology emphasizes that salvation is by grace through faith, not by works [7, 8]. Believers are justified freely by God's grace through the redemption found in Christ Jesus [6]. This redemption involves the payment of a ransom to purchase back what was lost [3]. The Holy Spirit plays a crucial role in this process, giving new birth and new life, signifying a departure from a life of sin and a transfer into a realm of life and purity [8].

The grounds for assurance are found in several aspects of the Christian life and God's work:

The New Testament also speaks of salvation in both present and future terms. While believers are said to be "saved" (Ephesians 2:5, 8), salvation also refers to a future rescue from sin and death at Christ's return, encouraging perseverance [14, 15]. This hope for future salvation motivates believers to endure [15].

Assurance is not merely a feeling but a conviction rooted in the objective truths of God's promises and the subjective experience of the Spirit's work. It involves a "fulness of faith in God which leaves no room for doubt" [1]. This confidence extends to the assurance of election, redemption, adoption, and eternal life [2].

Sources

  1. Easton's Bible Dictionary “Easton's Bible Dictionary: Assurance — The resurrection of Jesus (Acts 17:31) is the "assurance" (Gr. pistis, generally rendered "faith") or pledge God has given that his revelation is true and worthy of acceptance. The "full assurance [Gr. plerophoria, full bearing'] of faith" (Heb. 10:22) is a fulness of faith in God which leaves no room for doubt. The "full assurance of understanding" (Col. 2:2) is an entire unwavering conviction of the truth of the declarations of Scripture, a joyful steadfastness on the part of any one of conviction that he has grasped the very truth. The "full assurance ”
  2. Torrey's Topical Textbook “Torrey's Topical Textbook: Assurance — Produced by faith -- Eph 3:12; 2Ti 1:12; Heb 10:22. Made full by hope -- Heb 6:11,19. Confirmed by love -- 1Jo 3:14,19; 4:18. Is the effect of righteousness -- Isa 32:17. Is abundant in the understanding of the gospel -- Col 2:2; 1Th 1:5. Saints privileged to have, of Their election. -- Ps 4:3; 1Th 1:4. Their redemption. -- Job 19:25. Their adoption. -- Ro 8:16; 1Jo 3:2. Their salvation. -- Isa 12:2. Eternal life. -- 1Jo 5:13. The unalienable love of God. -- Ro 8:38,39. Union with God and Christ. -- 1Co 6:15; 2Co 13:5; Eph 5:30; 1Jo 2:5; 4:13. Peace with ”
  3. Easton's Bible Dictionary “Easton's Bible Dictionary: Redemption — The purchase back of something that had been lost, by the payment of a ransom. The Greek word so rendered is apolutrosis, a word occurring nine times in Scripture, and always with the idea of a ransom or price paid, i.e., redemption by a lutron (see Matt. 20:28; Mark 10:45). There are instances in the LXX. Version of the Old Testament of the use of lutron in man's relation to man (Lev. 19:20; 25:51; Ex. 21:30; Num. 35:31, 32; Isa. 45:13; Prov. 6:35), and in the same sense of man's relation to God (Num. 3:49; 18:15). There are many passages in the New Tes”
  4. Torrey's Topical Textbook “Torrey's Topical Textbook: Salvation — Is of God -- Ps 3:8; 37:39; Jer 3:23. Is of the purpose of God -- 2Ti 1:9. Is of the appointment of God -- 1Th 5:9. God is willing to give -- 1Ti 2:4. Is by Christ -- Isa 63:9; Eph 5:23. Is by Christ alone -- Isa 45:21,22; 59:16; Ac 4:12. Announced after the fall -- Ge 3:15. Of Israel, predicted -- Isa 35:4; 45:17; Zec 9:16; Ro 11:26. Of the Gentiles, predicted -- Isa 45:22; 49:6; 52:10. Revealed in the gospel -- Eph 1:13; 2Ti 1:10. Came to the Gentiles through the fall of the Jews -- Ro 11:11. Christ The Captain of. -- Heb 2:10. The Author of. -- Heb 5:9”
  5. Easton's Bible Dictionary “Easton's Bible Dictionary: Salvation — This word is used of the deliverance of the Israelites from the Egyptians (Ex. 14:13), and of deliverance generally from evil or danger. In the New Testament it is specially used with reference to the great deliverance from the guilt and the pollution of sin wrought out by Jesus Christ, "the great salvation" (Heb. 2:3). (See [546]REDEMPTION; [547]REGENERATION.)”
  6. Romans “Romans 3:24 (ASV) — being justified freely by his grace through the redemption that is in Christ Jesus:”
  7. Ephesians (Protestant academic) “Tyndale House on Ephesians 2:5: 2:5 gave us life when he raised Christ from the dead (literally made us alive together with Christ): Joined with Christ, believers share in his resurrection, now and in the future (see 2:6; Rom 6:4-14; Col 3:1-4). • It is only by God’s grace that you have been saved: See Eph 1:2; 2:8-9.”
  8. Titus (Protestant academic) “Tyndale House on Titus 3:5: 3:5 not because . . . but because: The contrast is between human actions that might be thought to merit salvation and God’s grace (see Gal 2:16). Salvation is through faith in God’s mercy alone (Eph 2:8). • He washed away our sins, giving us a new birth: See Ezek 16:9; John 3:1-15; Eph 5:26; Heb 10:22; 2 Pet 1:9. • and new life through the Holy Spirit: This signifies a complete departure from the life of sin and death and a transfer into the realm of life and purity (see also Rom 12:2; 2 Cor 5:17; Col 3:10).”
  9. Ephesians (Protestant academic) “Tyndale House on Ephesians 2:10: 2:10 He has created us anew in Christ Jesus, so we can do the good things he planned for us: Good works are the result, not the cause, of salvation. God’s Spirit, working through a transformed heart, produces a good life (Gal 5:22-23).”
  10. Ephesians (Protestant academic) “Tyndale House on Ephesians 2:19: 2:19 Gentiles who believe are no longer strangers and foreigners (2:11-12, 17). Through Christ, they are fully accepted into God’s family. They become children of God, just like believing Jews (see Rom 8:14-17).”
  11. Colossians (Protestant academic) “Tyndale House on Colossians 3:9: 3:9-10 your old sinful nature . . . your new nature: Paul contrasts old and new identities (see also Rom 5:12-21; 6:6; Eph 4:22-24). Believers strip off their old life and put on Christ’s new life, allowing him to be Lord and to guide the way they live.”
  12. Ephesians (Protestant academic) “Tyndale House on Ephesians 2:6: 2:6 united with Christ Jesus: Because of this union, believers share God’s glory and blessings, and experience resurrection both now and in the future (see Rom 6:4-14; Col 2:12-13; 3:1-4).”
  13. 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).”
  14. 1 Corinthians (Baptist/Reformed) “John Gill on 1 Corinthians 15:2: By which also ye are saved,.... It was the means of their salvation, and had been made the power of God unto salvation to them. Salvation is inseparably connected with true faith in Christ as a Saviour, and with a hearty belief of his resurrection from the dead, which is the earnest and pledge of the resurrection of the saints; and because of the certainty of it in the promise of God, through the obedience and death of Christ, and in the faith and hope of believers, which are sure and certain things, they are said to be saved already. To which the apostle puts ”
  15. 1 Peter (Protestant academic) “Tyndale House on 1 Peter 1:5: 1:5 until you receive this salvation: In the New Testament, salvation often refers to final rescue from sin and death at the time of Christ’s return. This hope encourages believers to persevere to the end (see also 1:9, 10; 2:2; 4:18). • ready to be revealed: The future revealing of God’s salvation contrasts with the present hiddenness of God and his purposes (see also 1:7, 13).”
  16. John (Methodist/Wesleyan) “Adam Clarke on John 6:47: Hath everlasting life - He is entitled to this, on his believing me to be the Messiah, and trusting in me alone for salvation. Our blessed Lord recapitulates here what he had said in the preceding discourse. The person who is saved is, 1. drawn by the Father; 2. hears his instructions; 3. accepts the salvation offered; 4. is given to Christ Jesus, that he may be justified by faith; 5. is nourished by the bread of life; 6. perseveres in the faith; 7. is not lost, but is raised up at the last day; and 8. is made a partaker of eternal life.”
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