What Does Job 38:18 Mean in the King James?
Hast thou perceived the breadth of the earth? declare if thou knowest it all.
The analysis reads the King James wording.
King James Version The King James Version, first published in 1611. Selah Verse shows the standard text.
THE KEY
The earth’s breadth exposes the gap between perceiving an expanse and claiming to know it whole.
THE MEANING
The question meets you at the edge of what you can take in: you can perceive the earth’s breadth without knowing it whole. Its vastness remains larger than your grasp, even when the expanse is visible.
WHAT THIS UNDOES
Seeing or describing something does not mean you comprehend it in full.
THE ROOT
רַחֲבֵי
raḥăvē
GROWS FROM
ר־ח־ב
r-ḥ-b
To become wide, grow broad, open out.
The Hebrew form is plural: the “breadths of earth,” an expanse rather than one narrow span. Its root also gives words for open space, so the verse’s breadth is more than a measurement, it is a world that opens beyond the edge of what you can take in.
ALSO GROWS
merḥav: Open or broad place.
מֶרְחָב
This branch makes breadth a space one can enter, not only a dimension one can measure.
reḥov: Street or open square.
רְחוֹב
The same root describes an open place within a town, carrying the sense of width into lived space.
הֲבִינוֹתָ
hăvînōtā
GROWS FROM
ב־י־ן
b-y-n
To discern, distinguish, or understand.
“perceived” in this verse is hăvînōtā. The question asks whether you discern or comprehend the earth’s breadth, not merely whether you see it. The root links perception with understanding, while the verse still leaves the full expanse beyond easy grasp.
ALSO GROWS
bînāh: Understanding or insight.
בִּינָה
This branch shows the word’s movement from noticing toward grasping what something means.
tevûnāh: Discernment or understanding.
תְּבוּנָה
It keeps the question focused on the depth of comprehension, not just the presence of sight.
יָדַעְתָּ
yādaʿtā
GROWS FROM
י־ד־ע
y-d-ʿ
To know, recognize, or perceive.
“knowest” in this verse is yādaʿtā. The verse asks whether you know the breadth “all” the way through; naming or seeing part of the world does not amount to knowing its whole. The root’s family includes words for knowledge and acquaintance, keeping the challenge centered on knowing rather than simply looking.
ALSO GROWS
daʿat: Knowledge.
דַּעַת
This noun makes explicit the knowledge the verse asks whether you possess in full.
maddaʿ: Knowledge or learning.
מַדָּע
This branch extends the same root into accumulated understanding, which the question measures against the earth’s breadth.
THE PATTERN
The scale of creation exposes the limit between human perception and comprehensive knowledge.
Where wast thou when I laid the foundations of the earth? declare, if thou hast understanding.He hath made every thing beautiful in his time: also he hath set the world in their heart, so that no man can find out the work that God maketh from the beginning to the end.O the depth of the riches both of the wisdom and knowledge of God! how unsearchable are his judgments, and his ways past finding out!THE THREAD
Arise, walk through the land in the length of it and in the breadth of it; for I will give it unto thee.The same רחב (r-ḥ-b), “to grow wide,” appears in both verses. Here breadth is something to walk through and receive; in Job, it becomes the measure of whether you can comprehend the whole.
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