It's the next to last episode of Season One, Episode 21 - Salvation. Liz loses her mind over Netflix ditching Kansas. Diana loses her mind over Meg still being around. Then we take you shopping so you too can buy your own holy water and maybe spread your miracle seed.
Sources:
The Mythology of Supernatural Brown, Nathan Robert, 2011
https://www.catholic.com/encyclopedia/holy-water
https://www.wikihow.com/Make-Your-Own-Holy-Water
https://religionfacts.com/holy-water
https://www.ncregister.com/blog/fatima-s-little-known-miracles-with-earth-and-water
https://www.truthinadvertising.org/peter-popoffs-miracle-spring-water/
https://www.truthinadvertising.org/peter-popoffs-miracle-spring-water/
https://www.directfromlourdes.com/i