Study 5: Sin and Our Need of Salvation
If we are to understand the Christian message, we must understand the seriousness of sin. The Bible does not treat sin as a small weakness, a passing flaw, or merely an unfortunate pattern of behaviour. It presents sin as rebellion against the holy God who made us, sustains us, and has every right to our obedience.
This is why salvation is necessary. If sin were slight, then a little self-improvement might do. But if sin is as serious as Scripture says, then we need more than advice, effort, or religion. We need rescue. We need pardon. We need a righteousness not our own, and a Saviour mighty enough to save.
Before you begin
Our age does not like the language of sin. It prefers to speak of mistakes, wounds, struggles, pressures, or poor choices. Some of those words may describe parts of our experience, but they do not go deep enough. The Bible tells us the truth. Sin is against God. It is lawlessness, unbelief, and defilement. It is found not only in society around us, but in every human heart by nature.
Yet this hard truth is not given to crush us without hope. It is given so that we may see our real need, stop trusting in ourselves, and be brought to Christ. God wounds in order to heal. He shows us our guilt so that we may seek His mercy.
This study at a glance
Sin is against God
Sin is not merely personal failure, but rebellion against the Lord who made us.
Sin deserves judgement
Because God is holy and just, sin cannot be overlooked or excused away.
Sin makes salvation necessary
We cannot save ourselves, and therefore need God to intervene in grace.
Read these passages first
These passages will help us see what sin is, what it deserves, and why salvation is such good news.
Core passages
- Genesis 3:1-24
- Romans 1:18-25
- Romans 3:10-20
- Romans 6:20-23
Passages to compare
- Psalm 51:1-5
- Isaiah 59:1-8
- Ephesians 2:1-5
- James 1:13-15
What sin really is
Sin is anything contrary to the character, will, and law of God. It includes what we do, what we say, what we think, what we love, and what we refuse. It is not measured by human opinion, but by the holiness of God. This is why even sins that seem small to us are serious before Him.
Scripture shows sin to be active rebellion and inward corruption. We do not simply commit isolated sins from time to time. We are sinners by nature, and therefore sin springs from within us. Out of the heart proceed evil thoughts, unbelief, pride, envy, lust, selfishness, bitterness, and idolatry.
Why sin is so serious
We tend to measure sin by its earthly consequences. God measures it by His own holiness. Since He is infinitely pure, righteous, and good, sin is no light matter. It dishonours Him, distorts His good gifts, resists His authority, and deserves His judgement.
This is why the Bible speaks of wrath, condemnation, and death. God is not cruel or excessive in this. He is just. A god who made light of evil would not be good. The seriousness of sin tells us something vital about the holiness of the One against whom it is committed.
Against God’s law
Sin breaks the righteous rule of the God who made and owns us.
Against God’s goodness
Sin is committed against One who has been kind, patient, and bountiful.
Against God’s holiness
Sin cannot dwell safely before the presence of the infinitely holy God.
The effects of sin
Sin affects everything. It brings guilt before God, corruption within the heart, disorder into relationships, misery into the world, and death into human experience. It darkens the understanding, hardens the heart, and bends the will away from what is good.
This does not mean every person is as evil as possible. It means every part of human life has been touched by the fall. The mind is not clear, the conscience is not pure, the affections are not clean, and the will is not free in the way people often imagine. We are not spiritually well. We are spiritually ruined apart from grace.
Guilt before God
Sin leaves us liable to judgement because we are accountable moral creatures.
Bondage within
Sin is not only our crime, but also our captivity. Left to ourselves, we do not free ourselves from it.
Why salvation is necessary
Once we understand sin, we begin to understand why the gospel is necessary. If we are guilty, we need pardon. If we are unclean, we need cleansing. If we are spiritually dead, we need life. If we are estranged from God, we need reconciliation. In every direction, our need is beyond self-repair.
This is why salvation must come from outside us. We cannot save ourselves by morality, sincerity, churchgoing, prayer, effort, or religious feeling. None of those can remove guilt or change the heart. Salvation must be God’s work from beginning to end, and it must be found in His appointed Saviour, the Lord Jesus Christ.
How this fits with the 1689 London Baptist Confession
In harmony with the 1689 Confession, we may say that by Adam’s sin all mankind became dead in sin and wholly defiled in all the faculties and parts of soul and body. From this original corruption, whereby we are utterly indisposed, disabled, and made opposite to all good, do proceed all actual transgressions.
The Confession further teaches that every sin, both original and actual, being a transgression of the righteous law of God and contrary thereunto, doth in its own nature bring guilt upon the sinner, whereby he is bound over to the wrath of God and curse of the law, and made subject to death, with all miseries spiritual, temporal, and eternal.
Common false hopes
When people begin to feel the weight of sin, they often look for refuge in the wrong places. Some hope that God will simply overlook it. Some trust that their good deeds will outweigh their bad. Some compare themselves with others. Some cling to religious activity. Some put off serious thought and hope it will all somehow work out.
But none of these refuges can stand before the holiness of God. The problem is not that we need a little extra help. The problem is that we are guilty and unable. This is why the Bible presses us away from self-trust and toward Christ alone.
Not good deeds
Our works cannot erase guilt already incurred before a holy God.
Not religion alone
Religious activity without true salvation cannot reconcile us to God.
Not denial
Ignoring sin does not remove it, any more than closing our eyes removes danger.
Why this matters personally
It is one thing to admit that the world is broken. It is another to admit that we ourselves are sinners before God. That humbling step is one of the hardest and most necessary in all of the Christian life. Until we take God’s side against our sin, we will keep defending ourselves, excusing ourselves, or hiding from Him.
Yet there is mercy in this light. God does not expose our sin because He delights to shame us, but because He means to lead sinners to the Saviour. Conviction is not the end of the story. It is the doorway through which many first enter into grace.
You may be wondering
Is sin really that serious if everyone does it?
Yes. The fact that sin is universal does not make it harmless. It shows how deep the problem is. If all have sinned, then all stand in need of mercy. Widespread disease is not a reason to treat disease lightly.
What if I have tried to be a good person?
It is right to desire what is good, but our best efforts cannot undo past guilt or make us righteous before God. The standard is not whether we seem better than others, but whether we are perfectly righteous before Him. On that ground, all have fallen short.
Is guilt always a bad thing?
Not when it is true guilt before God and leads us honestly to Him. False guilt can trouble tender consciences without cause, but real guilt has an important purpose. It shows us our need of forgiveness and points us to Christ.
Why can I not save myself if I really try?
Because our problem is deeper than outward behaviour. We need pardon for guilt and a new heart within. Only God can provide both. Salvation is not a ladder we climb, but a rescue God gives.
Reflection and response
These questions are here to help you think honestly before the Lord.
- How seriously have I really taken sin until now?
- Have I mainly thought of sin as weakness, mistake, or rebellion against God?
- What false hopes have I been tempted to trust in instead of true salvation?
- Why is it not enough for me simply to try harder?
- Am I beginning to see why I need a Saviour, and not merely advice?
A simple prayer before moving on
Keep going
Having considered the seriousness of sin and our deep need of salvation, the next study turns to the grace of God in the gospel, and how sinners may be saved through Jesus Christ.
