Eccl. 4:12 KJV (With Strong’s)

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12
And if one
'echad (Hebrew #259)
properly, united, i.e. one; or (as an ordinal) first
KJV usage: a, alike, alone, altogether, and, any(-thing), apiece, a certain, (dai-)ly, each (one), + eleven, every, few, first, + highway, a man, once, one, only, other, some, together,
Pronounce: ekh-awd'
Origin: a numeral from 258
prevail
taqaph (Hebrew #8630)
to overpower
KJV usage: prevail (against).
Pronounce: taw-kaf'
Origin: a primitive root
against him, two
shnayim (Hebrew #8147)
feminine shttayim {shet-tah'-yim}; two; also (as ordinal) twofold
KJV usage: both, couple, double, second, twain, + twelfth, + twelve, + twenty (sixscore) thousand, twice, two.
Pronounce: shen-ah'-yim
Origin: dual of 8145
shall withstand
`amad (Hebrew #5975)
to stand, in various relations (literal and figurative, intransitive and transitive)
KJV usage: abide (behind), appoint, arise, cease, confirm, continue, dwell, be employed, endure, establish, leave, make, ordain, be (over), place, (be) present (self), raise up, remain, repair, + serve, set (forth, over, -tle, up), (make to, make to be at a, with-)stand (by, fast, firm, still, up), (be at a) stay (up), tarry.
Pronounce: aw-mad'
Origin: a primitive root
him; and a threefold
shalash (Hebrew #8027)
but apparently used only as denominative from 7969, to be (causatively, make) triplicate (by restoration, in portions, strands, days or years)
KJV usage: do the third time, (divide into, stay) three (days, - fold, parts, years old).
Pronounce: shaw-lash'
Origin: a primitive root perhaps originally to intensify, i.e. treble
cord
chuwt (Hebrew #2339)
a string; by implication, a measuring tape
KJV usage: cord, fillet, line, thread.
Pronounce: khoot
Origin: from an unused root probably meaning to sew
is not quickly
mherah (Hebrew #4120)
properly, a hurry; hence (adverbially) promptly
KJV usage: hastily, quickly, shortly, soon, make (with) speed(-ily), swiftly.
Pronounce: meh-hay-raw'
Origin: feminine of 4118
broken
nathaq (Hebrew #5423)
to tear off
KJV usage: break (off), burst, draw (away), lift up, pluck (away, off), pull (out), root out.
Pronounce: naw-thak'
Origin: a primitive root
.

Cross References

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And if.This is well illustrated by the fable of the dying father, who, to shew his sons the advantages of union, gave them a bundle of twigs, which could not be broken when bound together, but were easily snapped asunder one by one.and a.

J. N. Darby Translation

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12
And if a man overpower the one, the two shall withstand him; and a threefold cord is not quickly broken.