三塗  Three Lower Realms
三昧火  fire of samadhi
三千  three thousand-fold
三災  Three Calamities
人生三百歲  Live three hundred years’ worth of life.
三劫  Three Kalpas
三乘  Three Vehicles
三途  Three Lower Realms
三好  Three Acts of Goodness
三寶山  Triple Gem Mountain; see "佛寶山"; "法寶山"; "僧寶山"