Finding is currently a treasure hunt. Because major streaming services like Netflix and Prime have dropped the ball on the complete 500-episode run, the onus is on the fan community. Your best bets are the Internet Archive for quality, Reddit threads for links, and Telegram for batch downloads.
Because there is no single, official streaming giant hosting the complete Hindi dub legally for free, fans resort to torrents and third-party sites. This is where "Verified" comes in. A verified source means: VERIFIED Naruto Shippuden Episodes Hindi Dubbed
If you are a fan looking for official and high-quality Hindi dubs of Naruto Shippuden Finding is currently a treasure hunt
Several sites use the tag "9anime" but they are spoofed. A site will have: Reddit threads for links