盛者必衰
also: しょうしゃひっすい · しょうじゃひっすい · せいじゃひっすい
Meanings
1
even the prosperous must decline; all that flourishes must fade
A Buddhist-derived yojijukugo expressing the impermanence of worldly success. Often used as a proverbial reminder that power and glory are fleeting. The phrase originates from the Humane King Sutra.
As the proverb says, even the prosperous must decline, and his company eventually fell into ruin.
Looking back at history, one cannot help but feel the truth of 'all that flourishes must fade.'