Vine's Expository Dictionary: View Entry
ποτέ poté, pot-eh'; from the base of G4225 and G5037; indefinite adverb, at some time, ever:—afore-(any, some-)time(-s), at length (the last), (+ n- )ever, in the old time, in time past, once, when.
The KJV translates Strong's G4218 in the following manner: in time past (5x), at any time (3x), in times past (3x), sometimes (3x), sometime (3x), once (2x), not translated (1x), miscellaneous (9x).
once i.e. formerly, aforetime, at some time
Strong's Number G4218 matches the Greek ποτέ (pote),
which occurs 29 times in 28 verses
in the TR Greek.