山海空市
Từ Điển Thuật Ngữ Phật Học Hán Ngữ
‘Mountains, seas, the sky, the (busy) market place’ cannot conceal one from the eye of 無常 Impermanence, the messenger of death, a phrase summing up a story of four brothers who tried to use their miraculous power to escape death by hiding in the mountains, seas, sky, and market places. The one in the market place was the first to be reported as dead, 法句經 2.