שִׁלְשֹׁום‎ (shilshôwm|shil-shome'|adverb|three days ago)
[Heb] שִׁלְשֹׁום‎ ETCBC: שִׁלְשֹׁום‎ (subs|day before yesterday) OSHL: v.du.ae TWOT: 2403c GK: H8997 Greek: ἡμέρα
Derivation: or שִׁלְשֹׁם‎; from the same as שֶׁלֶשׁ‎;
Strong's: trebly, i.e. (in time) day before yesterday
KJV: [phrase] before (that time, -time), excellent things (from the margin), [phrase] heretofore, three days, [phrase] time past.