For the sake of illustration, in this answer I shall represent the shva as a colon in the middle of the word (:). There are four rules for determining whether a shva is na (‘moving’) or naḥ (‘resting’):
Fed up with repeated mispronunciation of Arabic names and words in Western media, I offer this simple primer of ten things that every Westerner (esp. broadcasters) should know about Arabic names and terms:
Hebrew pronunciation among Diaspora communities is broadly divided between the Ashkenazis (communities originally from Central and Eastern Europe) and everyone else – i.e., Sephardis, the Mesopotamian communities (Iraq, Iran), Yemenites, etc.
The difference lies mainly in the pronunciation of the Hebrew letter tav, and a vowel known as kamatz: in Ashkenazi pronunciation, the tav is pronounced like an /s/, and the kamatz is pronounced /ô/. In other communities, the tav is pronounced /t/† and the kamatz is /ah/, respectively.