An official, authorized Hindi dubbing of Constantine (2005) was never created. Therefore, any website offering a "Hindi Dubbed" version is distributing pirated content.
If the film is not currently included in a streaming subscription library in your region, you can rent or buy a permanent digital copy in 1080p or 4K Ultra HD. These platforms allow you to select official Hindi audio tracks alongside the original English version: Apple TV / iTunes Amazon Prime Store Download - Constantine -2005- Hindi Dubbed 108...
Here is a comprehensive guide to understanding the release history, availability, and official viewing options for Constantine (2005) with Hindi audio. The Plot and Appeal of Constantine An official, authorized Hindi dubbing of Constantine (2005)