Romans 4:19-21
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Abraham didn't just ignore the biological impossibilities; he actively considered them without letting them weaken his trust. This means his faith wasn't about denying reality, but about believing God's power transcended even the most absolute natural limitations.
He did not weaken in faith when he considered his own body, which was as good as dead (since he was about a hundred years old), or when he considered the barrenness of Sarah’s womb. No unbelief made him waver concerning the promise of God, but he grew strong in his faith as he gave glory to God, fully convinced that God was able to do what he had promised.
English Standard Version (ESV)
Paul is explaining how Abraham's faith, not works or the law, made him right with God. He uses Abraham's incredible trust in God's promise of a son, even when natural circumstances made it impossible, as the prime example. This section emphasizes that Abraham's unwavering belief, despite his own aged body and Sarah's barrenness, was the very thing credited to him as righteousness.
When faced with overwhelming obstacles, what’s your first instinct? Does it paralyze you or propel you forward?
The Bible doesn't shy away from the sheer impossibility of Abraham's situation. Paul highlights that Abraham, at 100 years old, with a body 'as good as dead,' and Sarah, past childbearing age and previously barren, were facing biological realities that screamed 'no children!'
But Paul emphasizes that Abraham didn't dwell on these facts in a way that would cause him to doubt God's promise. Notice the language: 'he considered not.' This doesn't mean he was ignorant of the facts. It means he refused to let those facts dictate his belief in God’s power.
Think about it: his own physical state and Sarah's were undeniable. Yet, instead of focusing on the limitations of 'dead' bodies and barren wombs, Abraham's faith chose to focus on God's capability.
Is faith a static thing, or does it have a dynamic quality, growing and strengthening over time?
The wording here is crucial. Paul says Abraham was 'not weak in faith.' This implies that a person can become weak in faith, especially when confronted with seemingly insurmountable obstacles.
However, Abraham didn't succumb to this weakness. The original Greek suggests a continuous state: 'not having become weak in faith.' He actively resisted the natural inclination to doubt.
Instead of focusing on the deadness of his body and Sarah's womb, Abraham’s faith turned towards God's promise. This isn't about ignoring reality, but about aligning your perspective with God's power. He chose to believe God was able to bring life out of death, a truth that echoes throughout Scripture. His faith didn't just hold steady; it actively grew stronger by trusting God's faithfulness.
Ask a follow-up
What does it truly mean to give God glory? Is it only through grand pronouncements, or can it be found in quieter acts of trust?
Abraham's unwavering faith wasn't just a personal victory; it was an act of profound worship. By refusing to be swayed by his physical limitations or Sarah's condition, he was essentially saying, 'God, I believe You are more powerful than my biology.'
This unwavering trust, this refusal to stagger at the promise, was a direct way of giving glory to God. It acknowledged God's sovereignty, His power, and His faithfulness above all else. It demonstrated that Abraham’s confidence was not in his own understanding or in the natural order of things, but in the character and promises of the Almighty.
When we trust God fully, even when circumstances seem impossible, we are participating in this act of glorifying Him. We are testifying to the world that our God is indeed able and faithful, confirming His truth through our belief.
Understand the original words
apistia · Greek Noun
The state of lacking belief or a failure to trust in God's promises and character. It is portrayed as a refusal to align one's mind and heart with the truth of God's revealed word.
doxa · Greek Noun
The act of acknowledging and declaring the true character, holiness, and majesty of God. It involves a posture of total surrender and praise that recognizes God's sovereignty and faithfulness in every situation.
plērophorētheis · Greek Verb
Being completely certain or persuaded in one's mind, often implying an unshakable trust in God's reliability and power.
Theos · Greek Noun
The sovereign Creator and Ruler of the universe, the only true object of saving faith.
epēngeltai · Greek Verb
A formal declaration or covenantal pledge given by God, upon which the believer rests their hope and confidence.
Paul highlights Abraham's faith in the face of biological impossibility, showcasing how belief in God's promise transcends natural limitations and demonstrates God's power and faithfulness.
c. 2166 BC
God's Initial Promise to Abram
God promises Abram a great nation and descendants, though Abram currently has no children. This sets the stage for the covenant and the long wait for fulfillment.
c. 2165 BC
Abram's Age: 99
God re-establishes his covenant with Abram, renaming him Abraham, and promises that Sarah will bear him a son. Abraham laughs in disbelief.
c. 2091 BC— this verse
Abraham's Age: 100, Sarah's Age: 90
Isaac is born, fulfilling God's promise despite the seemingly impossible natural circumstances of Abraham's and Sarah's advanced age and Sarah's previous barrenness.
c. 1800 BC
Genesis Account Compiled
The accounts of Abraham's life, including the promises and the birth of Isaac, are compiled into the Book of Genesis, forming a foundational narrative for Israel.
c. 500 BC
Old Testament Canon Solidifies
The scrolls containing the Pentateuch, including the story of Abraham, are recognized as authoritative scripture by the Jewish community after the Babylonian exile.
c. AD 50-60
Paul Writes Romans
Paul writes his letter to the Romans from Corinth, seeking to explain the gospel and its implications for both Jews and Gentiles, using Abraham as a key example of faith.
This passage echoes Abraham's situation, highlighting Sarah's faith in conceiving Isaac through supernatural enablement, drawing a direct parallel to the extraordinary circumstances described in Romans 4:19.
Genesis 15:5-6This foundational account shows Abraham believing God's promise of descendants when it seemed impossible, directly illustrating the 'not weakening in faith' Paul describes Abraham exhibiting in Romans 4:19.
Romans 4:20-21These verses immediately follow Romans 4:19 and further explain the strength of Abraham's faith, showing he was 'fully convinced that God was able to do what he had promised,' which is the essence of not being weakened by natural impossibilities.
Luke 1:37This verse, 'For nothing will be impossible with God,' directly underpins Abraham's faith in Romans 4:19, reminding us that the ultimate object of his trust was God's omnipotence, not human capability.
meyerRomans 4:19: "And being not weak in faith, he considered not his own body now dead, when he was about an hundred years old, neither yet the deadness of Sara's womb:"
Romans 4:19-21 are still dependent on ὁς , completing the description of the believing Abraham: and (who), because he was not weak in faith , regarded not his own dead body .[1081] Theophylact has properly expressed the meiosis in μὴ ἀσθ .: ΜῊ ἈΣΘΕΝΉΣΑς Τῇ ΠΊΣΤΕΙ, ἈΛΛʼ ἸΣΧΥΡᾺΝ ΑὐΤῊΝ ἜΧΩΝ . By ΜΉ the ἈΣΘΕΝ. is negatived from the poi…
henryRomans 4:13-22: "For the promise, that he should be the heir of the world, was not to Abraham, or to his seed, through the law, but through the righteousness of faith."
4:13-22 The promise was made to Abraham long before the law. It points at Christ, and it refers to the promise, Ge 12:3. In Thee shall all families of the earth be blessed. The law worketh wrath, by showing that every transgressor is exposed to the Divine displeasure. As God intended to give men a title to the promised blessings…
Abraham didn't just ignore the biological impossibilities; he actively considered them without letting them weaken his trust. This means his faith wasn't about denying reality, but about believing God's power transcended even the most absolute natural limitations.
Paul is explaining how Abraham's faith, not works or the law, made him right with God. He uses Abraham's incredible trust in God's promise of a son, even when natural circumstances made it impossible, as the prime example. This section emphasizes that Abraham's unwavering belief, despite his own aged body and Sarah's barrenness, was the very thing credited to him as righteousness.
Paul is explaining how Abraham's faith, not works or the law, made him right with God. He uses Abraham's incredible trust in God's promise of a son, even when natural circumstances made it impossible, as the prime example. This section emphasizes that Abraham's unwavering belief, despite his own aged body and Sarah's barrenness, was the very thing credited to him as righteousness.
"He did not weaken in faith when he considered his own body, which was as good as dead (since he was about a hundred years old), or when he considered the barrenness of Sarah’s womb. No unbelief made him waver concerning the promise of God,…" — Abraham didn't just ignore the biological impossibilities; he actively considered them without letting them weaken his trust. This means his faith wasn't about denying reality, but about believin…
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Last reviewed October 2026
