If you found this in a YouTube tutorial or specific forum, checking the original video description or post comments is usually the best way to find direct download links.
High-quality, scanned stone assets available via Epic Games. Download File ABC Stone Set 37.rar
A massive library for stone and rock textures. If you found this in a YouTube tutorial
If you can tell me what you're using (e.g., Blender, 3ds Max, Unity) or what kind of stones (e.g., gravel, pebbles, castle walls) you need, I can find a similar, safe, and free alternative. castle walls) you need
Often have community-created texture packs.
Search for "Stone Set" to find downloadable 3D models and textures.