Brown-Driver-Briggs (BDB)
H178
H178 אוֹב skin-bottle , necromancer , etc. . skin-bottle . necromancer . ghost . necromancy
Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain
Strong's H178 · Hebrew
'owb
obe
from the same as 1 (apparently through the idea of prattling a father's name); properly, a mumble, i.e. a water skin (from its hollow sound); hence a necromancer (ventriloquist, as from a jar)