Vine's Expository Dictionary: View Entry
TDNT Reference: 5:566,748
ὄφις óphis, of'-is; probably from G3700 (through the idea of sharpness of vision); a snake, figuratively, (as a type of sly cunning) an artful malicious person, especially Satan:—serpent.
The KJV translates Strong's G3789 in the following manner: serpent (14x).
snake, serpent
with the ancients, the serpent was an emblem of cunning and wisdom. The serpent who deceived Eve was regarded by the Jews as the devil.
Strong's Number G3789 matches the Greek ὄφις (ophis),
which occurs 14 times in 14 verses
in the TR Greek.