Job 18:13 Meaning: What Is the Firstborn of Death?
The members of his body will be devoured. The firstborn of death will devour his members.
It shall devour the strength of his skin: even the firstborn of death shall devour his strength.
The members of his body shall be devoured, Yea, the first-born of death shall devour his members.
It consumeth the parts of his skin, Consume his parts doth death's first-born.
The firstborn of death devoureth the members of his body; it will devour his members.
Meaning in one sentence
What is the 'firstborn of death' in Job 18:13? This ancient image speaks of terrible judgment. Learn its meaning and why it matters.
Context
Bildad, one of Job's friends, is speaking in chapter 18. He is convinced that Job's suffering must be punishment for some hidden sin. In his second speech, he paints a grim picture of what happens to the wicked: their light goes out, they are caught in traps, and terrors chase them. Verse 13 is the climax of this description. What Bildad calls 'the firstborn of death' is his way of naming the most terrible disease, a consuming evil that seems like death's own firstborn son. Bildad uses this image to warn Job, but the reader knows that Job is innocent. The speech becomes an example of how even true principles about sin and judgment can be misapplied.
Key Words
The Hebrew word for 'devour' is akhal, the same word used for a lion eating its prey or fire consuming a forest. It pictures a violent, relentless destruction. The word for 'members' is bad, which literally means 'bars' or 'branches.' It refers to the body's framework: bones, limbs, the supports that hold a person together. So the disease eats away the very structure of the body. And then there is that striking phrase: 'the firstborn of death' (bekhor mavet). In ancient culture, the firstborn son was the strongest and received the inheritance. So the firstborn of death is death's most powerful offspring, the worst disease, the ultimate calamity. Together these words create a picture of complete, inescapable destruction. For Bildad, this is the fate of the wicked. For us, it is a reminder of how seriously the Bible takes sin and its consequences.
How Christians Read This Verse
Christians have read this verse in several ways. Many Protestant scholars, like Albert Barnes, see 'the firstborn of death' as 'the most fearful and destructive disease that death has ever engendered.' The Jewish Targum interprets it as 'the angel of death.' Matthew Henry understood it as part of the terrors that await the wicked in hell. Methodist commentator Adam Clarke connected it to the sudden death blow given to trapped animals. Catholic tradition has often read it as a vivid description of mortality and judgment. All agree that the language is deliberately shocking. The main difference lies in whether Bildad is speaking a general truth or wrongly applying it to Job. Most traditions caution against using such verses to condemn specific individuals in suffering.
A common misunderstanding
Living This Out
This verse challenges us in two directions. First, it takes sin and its consequences seriously. A consuming disease is a stark image of what sin leads to. We cannot treat disobedience lightly. Second, the book of Job warns us not to use such truths as weapons against others. Bildad was wrong about Job. When you see someone suffering, let your first response be compassion, not explanation. If you are suffering yourself, know that pain is not always punishment. Let the severity of this verse drive you to gratitude for Christ, who absorbed the full force of death so we could have life.
Main takeaway: The 'firstborn of death' is the most terrible disease, a stark picture of sin's consequences that calls us to humility and compassion, not judgment.
For Families
For ages 5, 8
This verse talks about something very sad and scary. It reminds us that sin makes things broken. But God is always with us, even when we feel scared.
For ages 9, 12
In this verse, Job's friend Bildad uses strong words to describe what he thinks happens to people who do wrong. He says a terrible disease will eat away their bodies. But in the story of Job, we know that his friends were wrong about him. Job was not being punished for something he did. So when we read scary verses like this, we should remember not to use them to guess why someone is suffering. Instead, we can think about how serious sin is and how much we need God's forgiveness and help.
Questions People Ask
What does 'firstborn of death' mean in Job 18:13?
The phrase 'firstborn of death' is a poetic way of describing the most terrible disease or calamity. In ancient culture, the firstborn son was the strongest and most important. So the firstborn of death is death's most powerful offspring, the worst thing death can bring. Most commentators understand it as a severe disease that consumes the body.
Is the firstborn of death a demon or Satan?
No, the context suggests it is a personification of disease or a deadly calamity. While some ancient translations (like the Targum) interpret it as 'the angel of death,' the Hebrew phrase 'firstborn of death' indicates the chief among death's effects. The book of Job uses poetic language to describe suffering, not to introduce a demonic being.
Why did Bildad say this to Job?
Bildad was convinced that Job's suffering was punishment for sin. He used this graphic image to warn Job and to assert that the wicked are destroyed. However, the reader knows Job is innocent. Bildad's speech shows how even true principles (sin leads to death) can be misapplied to specific people.
How should Christians today understand this verse?
Christians should take seriously the Bible's teaching that sin brings death and judgment. But the book of Job pushes us to be humble, because we do not always know why someone is suffering. This verse can remind us of the severity of sin and the need for a Savior, while also cautioning against using Scripture to judge others.
What does 'devour his members' mean?
'Members' refers to parts of the body, like limbs or bones. The Hebrew word 'bad' can mean 'bars' or 'branches,' suggesting the body's framework. So 'devour his members' means a disease that consumes the body, breaking it down from within. It is a vivid picture of complete physical destruction.
For pastors & researchers
Hebrew interlinear, 8 commentaries & word study