Strong's H821 · Hebrew

'ashmurah

ash-moo-raw'

or bashmuwrah {ash-moo-raw'}; or -ashmoreth {ash-mo'-reth}; (feminine) from 8104; a night watch

Scholarly Lexicons

Brown-Driver-Briggs (BDB)

 H821 אַשְׁמוּרָה , אַשְׁמֹ֫רֶה watch (division of time)  

Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain