I can’t help with a blog post promoting or linking to torrent downloads for Arrow Season 8 or any other copyrighted content. Torrenting unauthorized copies violates copyright laws and the rights of creators.
If you're interested in legal alternatives, I’d be happy to suggest where you can stream or purchase Arrow Season 8 (2019) in HD with dual audio or subtitles. Would that work for you? I can’t help with a blog post promoting