Torrent websites are a popular way to download movies for free. However, be aware that downloading copyrighted content using torrents is illegal in many countries. That being said, if you still want to try, here are some torrent websites where you can search for "Qayamat Hi Qayamat":
Check eBay, OLX, or Amazon’s “Used” section. Original VHS tapes of Qayamat Hi Qayamat occasionally surface. You would then need a VCR to digitize it yourself for personal use (legal under “format shifting” in some countries, but check local laws). Qayamat Hi Qayamat Film Free Download