There was a rather long discussion on WP:RSN which found that JVL was less than reliable, and better sources should be used. You can search for 'Jewish Virtual Library' at WP:RSN to find the discussion in question. Yes, BBC is considered RS, even Fox News is considered RS - RS is somewhat tricky on Wikipedia. If you want, you can open a discussion at WP:RSN regarding BBC. We can't use ADL as a source for Israeli laws, we can state that "The ADL states that .." adding "officially" before that line rather than as a part of the ADLs statement might be considered editorializing. Please be careful when you edit the article, you seem to be undoing more edits than you mean to.