Isaiah 1:20 Meaning and Explanation
“But if ye refuse and rebel, ye shall be devoured with the sword: for the mouth of the LORD hath spoken it.”
King James Version (KJV)
Read this verse in context with translation switching:
Read Full Chapter →If Israel refuses to repent and continues rebellion, they will face military destruction; God's word guarantees this outcome.
The Context of Isaiah 1:20
The alternative: refusal and rebellion lead to destruction; God's word is certain.
What Does Isaiah 1:20 Mean?
The stark alternative to verse 19 unfolds here: 'refuse and rebel' leads to being 'devoured with the sword.' This is not a vague threat but a specific consequence—military conquest and death. The phrase 'devoured with the sword' captures the violence of war and the reality that nations that turn from God and toward injustice will face destruction by human and political means. This is framed as the natural consequence of their choices.
The closing phrase 'the mouth of the LORD hath spoken it' underscores the absolute certainty of this word. God's word is not tentative or provisional but final and authoritative. The choice is now completely clear: covenant fidelity leads to abundance; rebellion leads to military destruction. There is no neutral middle ground.
Frequently Asked Questions About Isaiah 1:20
What does Isaiah 1:20 mean?
If Israel refuses to repent and continues rebellion, they will face military destruction; God's word guarantees this outcome.
What is the context of Isaiah 1:20?
The alternative: refusal and rebellion lead to destruction; God's word is certain.