Brown-Driver-Briggs (BDB)
H8027
H8027 שִׁלֵּשׁ Pi . denom . do a third time , divide into three parts , etc. . Pt . three years old
Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain
Strong's H8027 · Hebrew
shalash
shaw-lash'
a primitive root perhaps originally to intensify, i.e. treble; but apparently used only as denominative from 7969, to be (causatively, make) triplicate (by restoration, in portions, strands, days or years)