How do you get the move fissure in Pokemon FireRed?

In Pokémon FireRed the Fissure attack can be found as level-up moves that will be learned by Diglett and its evolution of Dugtrio, Camerupt, Barboach and its evolution of Whiscash and Groudon additionally Pokémon can learn it through breeding and the Pokémon that can learn it through breeding are Lapras, Swinub, Snorlax, Wailmer, Torkoal, Phanpy, Shellos, Spheal and Shieldon.