How do you get a potion of harming in Minecraft?

To get a Potion of Harming in minecraft:

Brew Awkward Potions: Use Nether Wart on Water Bottles in a Brewing Stand.

Brew Potion of Poison: Add a Spider Eye to the Awkward Potions.

Brew Potion of Harming: Add a Fermented Spider Eye to the Potions of Poison.

For animprovedversion, add Glowstone Dust to make Potion of Harming II or Gunpowderto make ita Splash Potion of Harming.