Brown-Driver-Briggs (BDB)
H1748
H1748 דּוּמָם silence … stone of silence = dumb stone ; adv . in silence , silently
Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain
Strong's H1748 · Hebrew
duwmam
doo-mawm'
from 1826; still; adverbially, silently