epitaph
noun [ C ] uk/ˈep.ɪ.tɑːf/ us/ˈep.ə.tæf/
悼文;悼亡诗;（尤指）墓志铭
a short piece of writing or a poem about a dead person, especially one written on their gravestone
Idiom
be your epitaphidiom （尤指某人说的某些话）会让人永远记住（某人）
to be something, especially something you say, that other people will remember you for