If you found this on a torrent or forum, it’s — just a user-made encode. For official, look for "The Lion King Trilogy (1994-2004) [Blu-ray]" from Disney.
That post title refers to a of The Lion King trilogy, not an official Blu-ray rip in the traditional sense.
Unless this is a public domain or personally backed-up copy, downloading such a release from public trackers would likely be copyright infringement.