If you are looking for the first film (2015), it is legally available for streaming or purchase on several platforms: Vin Diesel Confirms Sequel Title & 2026 Release - IMDb
The search points to a common myth (a sequel) and a piracy risk. Enjoy the original 2015 film legally with official Hindi audio in 720p or better quality from licensed platforms. If a sequel ever releases, support it legitimately — that’s the only way to ensure more witch hunter adventures.